Therefore, Madison can purchase 5 dozen notepads if her total is $39.40.
What does a mathematical equation mean?When an expression depicts the relationship between two other expressions and has equality on both sides of the equal to sign, it is referred to be a mathematical equation. As an illustration, consider the equation 3y = 16.
We can use the given equation 1.65(11) + 4.25x = 39.40 to determine how many dozens of notepads Madison can purchase.
First, we can simplify 1.65(11) to find the cost of 11 dozen pens:
1.65(11) = 18.15
Substituting this value into the original equation, we have:
18.15 + 4.25x = 39.40
Next, we can isolate the variable x (representing the number of dozens of notepads Madison can purchase) by subtracting 18.15 from both sides of the equation:
4.25x = 21.25
Then, we can solve for x by dividing both sides by 4.25:
x = 5
Therefore, Madison can purchase 5 dozen notepads if her total is $39.40.
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1) You are at (-4, 3). You move 2 units up and 6 units right. Where do you land?
Given a starting point of (-4, 3), if move 2 units up and 6 units right, you will end up at the point (2,5).
You are at (-4, 3). You move 2 units up and 6 units right. Where do you land?A point in a coordinate system has two coordinates - an x-coordinate and a y-coordinate.
The x-coordinate tells you how far to move horizontally from the origin (0,0), and the y-coordinate tells you how far to move vertically from the origin.
Given the point (-4,3) means that you start at the point that is 4 units to the left of the origin and 3 units above the origin.
Now, moving 2 units up from (-4,3), you will end up at the point that is 2 units higher on the y-axis.
So, your new y-coordinate will be 3 + 2 = 5.
When you move 6 units right from (-4,3), you will end up at the point that is 6 units to the right on the x-axis.
So, your new x-coordinate will be -4 + 6 = 2.
Therefore, you end up at the point (2,5).
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Wyatt bought stock in a company two years ago that was worth x dollars. During the
first year that he owned the stock, it increased by 37%. During the second year the
value of the stock increased by 29%. Write an expression in terms of a that
represents the value of the stock after the two years have passed.
x
A
Answer:
Therefore, the expression that represents the value of the stock after the two years have passed in terms of x is:
A = 1.7673x
How precisely are stocks chosen?By dividing the number of shares they possess by the total number of outstanding shares and multiplying the result by 100, stockholders can calculate their ownership stake in a corporation.
After the first year, the value of the stock increased to:
x + 0.37x = 1.37x
After the second year, the value of the stock increased to:
1.37x + 0.29(1.37x) = 1.37x + 0.3973x = 1.7673x
Therefore, the expression that represents the value of the stock after the two years have passed in terms of x is:
A = 1.7673x
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Compare the functions f(x) and g(x) and choose the correct statement.
f(x)=3x-2
1. They are the same function.
2. f(x) has a greater y-intercept than g(x).
3. g(x) has a steeper slope than f(x).
4. f(x) has a steeper slope than g(x).
Answering the question, we may state that incorrect. In conclusion, none of the claims are true based function on the facts provided.
what is function?Mathematicians investigate the relationships between numbers, equations, and related structures, as well as the locations of forms and possible placements for these items. A set of inputs and their corresponding outputs are referred to as a "function" in this context. If each input results in a single, unique output, the relationship between the inputs and outputs is known as a function. Each function has its own domain, codomain, or scope. A common way to denote functions is with the letter f. (x). is an x for entry. One-to-one capabilities, so multiple capabilities, in capabilities, and on functions are the four main categories of accessible functions.
It is difficult to compare g(x) with f(x) and establish whether they are the same function or not since g(x) is not provided. Option 1 is thus incorrect.
Setting x = 0 and figuring out y will reveal the y-intercept of f(x). Hence, f(0) = 3(0) - 2 = -2. This indicates that f(xy-intercept )'s is -2. No details are provided on the y-intercept of g. (x).
It is impossible to tell if f(x) has a sharper slope than g because f(x) has a slope of 3 and g(xslope )'s is unknown (x). As a result, choice 4 is also incorrect.
In conclusion, none of the claims are true based on the facts provided.
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5x+4y=ー7 -5x-2y =1 elimination
Answer:
To eliminate x, add the two equations together:
5x + 4y = -7
(-5x - 2y = 1)
2y = -6
Solve for y:
2y = -6
y = -3
Substitute y = -3 into one of the original equations, say -5x - 2y = 1, and solve for x:
-5x - 2y = 1
-5x - 2(-3) = 1
-5x + 6 = 1
-5x = -5
x = 1
Therefore, the solution is (x, y) = (1, -3).
Step-by-step explanation:
Last week Steve spent $22 on 4 ice cream cones. This week he spent $33 on 6 ice cream cones. If each ice cream cone costs the same amount of money, what is the constant of proportionality (unit rate) between the money spent and the number of ice cream cones bought?
We may infer that the constant of proportionality (unit rate) between the amount spent and the quantity of ice cream cones purchased is $5.50 per cone because the unit rate is the same for both weeks.
The unit rate, or constant of proportionality, between the amount spent and the quantity of ice cream cones purchased is $5.50 per cone.
We divide the total sum by the quantity of cones purchased to determine the unit rate.
The unit rate for last week is: $22 x 4 cones = $5.50 per cone.
The unit price for this week is: $33 divided by six cones, or $5.50 each cone.
We may infer that the constant of proportionality (unit rate) between the amount spent and the quantity of ice cream cones purchased is $5.50 per cone because the unit rate is the same for both weeks.
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The ratio t:m is 3:8 and the ratio m:w is 4:7. Work out the ratio t:m:w in its simplest form.
The value of the ratio t:m:w in its simplest form is 3:8:28.
Ratio Problem: Simplifying t:m:wTo simplify the ratio t:m:w, we need to find the common factor between t, m, and w.
Using the given ratios, we can write t:m:w as (3x):(8x):(28y), where x is the common factor between t and m and y is the common factor between m and w.
From the given ratio t : m = 3:8, we can say that t is equal to 3 and m is equal to 8.
Similarly, from the given ratio m:w = 4:7, we can say that m is equal to 4 and w is equal to 7.
So, we have
t : m = 3:8 and m:w = 4:7
Multuiply second by 2
t : m = 3:8 and m:w = 8:14
So, we have
t : m : w = 3 : 8 : 14
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ion using long division or synthetic division. ks on the back to complete the story. (x^(4)+x^(3)-8x^(2)-13x-7)-:(x+2)
Using synthetic division, you can solve the following equation: (x^(4)+x^(3)-8x^(2)-13x-7)-:(x+2).
Step 1: Write down the coefficients of the polynomial in the top row of the synthetic division table.
x^(4) x^(3) -8x^(2) -13x -7
Step 2: Write the divisor in the left-most column.
x+2
Step 3: Bring down the first coefficient of the dividend and write it in the second row of the table.
x^(4) x^(3) -8x^(2) -13x -7 | x+2
x^(3) -8x^(2) -13x -7
Step 4: Multiply the divisor by the number in the second row and write it in the third row.
x^(4) x^(3) -8x^(2) -13x -7 | x+2
x^(3) -8x^(2) -13x -7 | x+2
x^(2) -15x -19
Step 5: Subtract the third row from the second row and write it in the fourth row.
x^(4) x^(3) -8x^(2) -13x -7 | x+2
x^(3) -8x^(2) -13x -7 | x+2
x^(2) -15x -19 | x+2
-7x -26
Step 6: Bring down the next coefficient in the first row and repeat steps 4 and 5.
x^(4) x^(3) -8x^(2) -13x -7 | x+2
x^(3) -8x^(2) -13x -7 | x+2
x^(2) -15x -19 | x+2
-7x -26 | -7
-22
Step 7: Multiply the divisor by the number in the fourth row and write it in the fifth row.
x^(4) x^(3) -8x^(2) -13x -7 | x+2
x^(3) -8x^(2) -13x -7 | x+2
x^(2) -15x -19 | x+2
-7x -26 | -7
-22 | -14
Step 8: Subtract the fifth row from the fourth row and write it in the sixth row.
x^(4) x^(3) -8x^(2) -13x -7 | x+2
x^(3) -8x^(2) -13x -7 | x+2
x^(2) -15x -19 | x+2
-7x -26 | -7
-22 | -14
8
Step 9: The final answer is: (x^(4)+x^(3)-8x^(2)-13x-7)/(x+2) = x^3-7x^2-15x-26 + 8/(x+2).
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Which statement correctly compares the spreads of the distributions?
A. The interquartile ranges (IQRs) are the same,
® 3. The range of team B's scores is greater than the range of team As
scores
C. The interquartile range (IQR) of team B's
scores is greater than IQR
of team A's scores.
D The interquartile range (IQR) of team As scores is greater than S IQR
of team Bs scores
After answering the provided question, we can conclude that C. The expression interquartile range (IQR) of team B's scores exceeds that of team A's scores.
what is expression ?An expression in mathematics is a collection of representations, digits, and huge corporations that represent a statistical correlation or fitness regime. A square root, a mutable, or a combo of the two can be used as an expression. Mathematical operators include addition, basic arithmetic, rapid spread, polarisation, and exponentiation. Expressions are widely used in arithmetic, mathematics, and shape. They are used in the representation of mathematical formulas, the solution of equations, and the simplification of mathematical relationships.
We can see from the box plots in the image that the box plot for team B is wider than the box plot for team A, indicating that team B has a wider range of scores. As a result, the correct statement comparing the distribution spreads is:
C. The interquartile range (IQR) of team B's scores exceeds that of team A's scores.
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Which equations represent circles that have a diameter of 12 units and a center that lies on the y-axis? Select two options. x2 + (y – 3)2 = 36 x2 + (y – 5)2 = 6 (x – 4)² + y² = 36 (x + 6)² + y² = 144 x2 + (y + 8)2 = 36
The correct options are:
x² + (y-6)² = 36
x² + (y+8)² = 36
How does diameter work?
the distance that a straight line must travel in order to connect two points on opposite edges of a circular object or shape The diameter is twice as large as the radius. The pond's circumference is six feet.
Since the circle's centre is on the y-axis, its x-coordinate is zero. Moreover, the circle's radius is 6 units because its diameter is 12 units.
As a result, the equations that depict circles with a centre on the y-axis and a diameter of 12 units are as follows:
(x-0)² + (y-h)² = r², where h is the y-coordinate of the center and r is the radius of the circle.
(x-0)² + (y-k)² = r², where k is the y-coordinate of the center and r is the radius of the circle.
2 = r2, where k is the circle's center's y-coordinate and r is its radius.
We can see from these equations that circles with a diameter of 12 units and a centre on the y-axis are represented by the following equations:
x² + (y-6)² = 36 (center at (0,6))
x² + (y+6)² = 36 (center at (0,-6))
As a result, the following choices depict circles that satisfy these requirements:
x² + (y-6)² = 36
x² + (y+8)² = 36
The appropriate choices are thus:
x² + (y-6)² = 36
x² + (y+8)² = 36
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Help pleaseee struggling!
Answer: The distance from the ball to the goal is 11.86 ft.
Step-by-step explanation:
Answer:
≈ 11.9 feet
Step-by-step explanation:
Find the sum of the geometric series 3 + (-6) + ... + 768
The sum of the geometric series is 513.
EquationsTo find the sum of a geometric series, we use the formula:
S_n = a[tex](1-r^{n})[/tex] / (1 - r)
where S is the sum of the first n terms, a is the first term, r is the common ratio, and n is the number of terms.
In this case, we know that the first term is 3, and the common ratio is -2. To find the number of terms, we need to determine what value of n satisfies the equation:
768 = 3 x [tex](-2^{n-1} )[/tex]
We can simplify this equation by dividing both sides by 3:
256 = [tex](-2^{n-1} )[/tex]
Taking the logarithm of both sides (to base 2), we get:
n - 1 = [tex]log_{2}[/tex](256)
n - 1 = 8
n = 9
Therefore, there are 9 terms in the series for this question.
Using the formula for the sum of a geometric series, we have:
S = 3(1 - [tex](-2^{9} )[/tex] / (1 - (-2))
S = 3(1 - (-512)) / 3
S = 3(513) / 3
S = 513
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What is 1/10 the value of 6 in 46.12
Answer:
The digit 6 in 46.12 is in the tenths place. Therefore, 1/10 the value of 6 in 46.12 is simply 6/10 or 0.6.
mp of a book is rs. 250 if the shopkeeper allows 14% discount to his customers and gains 25% . find the cp.
The cost price that was used to get the book is: R.S 172
How to find the cost price?The parameters given are:
Marked Price: M.P = RS. 250
Discount allowed = 10%
The formula to find the selling price here will be:
S.P = M.P * (100 - Discount)/100
Thus:
S.P = 250 * (100 - 14)/100
S.P = 250 * 0.86
S.P = R.S 215
Since the profit is 25%, then we have:
Cost Price = (S.P * 100)/(100 + Gain%)
Cost price = (215 * 100)/(100 + 25)
Cost Price = 21500/125
Cost price = R.S 172
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What is the longest flagpole (in whole feet) that could be shipped in a box that measures 3 ft by 3 ft by 14 ft?
Answer: 14 feet
Step-by-step explanation:
Answer: 12 feet
Step-by-step explanation: The longest flagpole that could be shipped in a box is approximately 12 ft .
What is the scale factor? x 33 km 44 km 16 km
Answer:
I hope this explains it!
Step-by-step explanation:
1. Select which conversion approach you wish to use:
a. Convert from actual (real) size to scale.
b. Convert from scale to actual (real) size.
2. Enter the scale factor; for example, if you wish to work with a 1/6th scale, input 6.
3. Enter the dimensions of the actual object (or measurements of the scaled object if you are planning on converting a scale to an actual size)
4. Select the unit of measurement from the drop-down list
5. Click on the "Convert" button to generate the results.
The tire on Levi's bike moves 6.25 feet in one rotation. How far will the tire move in 10.5 rotations?
Answer:
A bicycle with 26 inch diameter wheels travels a distance of 200 feet. Find the number of revolutions. I am not sure
Step-by-step explanation:
One group of 40 students has a mean score 75in exam.A second group of 50 students has a mean score of 60.A third group of 30 students has a mean score of 85.Find the mean of all 120 stidents
Answer:73
Step-by-step explanation:
add 75 + 60 + 85 = 220
then divide to divide you need to find how much times you added then divide by 220 so 75 + 60 + 85 which is 3 times so you divide 220 by 3 and you get 73.33333333333333 or 73
The relationship between the volumes of pyramids and prisms is that when a prism and pyramid have the same base and height, the volume of the pyramid is
the volume of the prism
The relationship between the volumes of pyramids and prisms is that when a prism and pyramid have the same base and height, the volume of the pyramid is the volume of the prism. This statement is not correct.
When a pyramid and a prism have the same base and height, the volume of the pyramid is one-third ([tex]\frac{1}{3}[/tex]) the volume of the prism.
This can be seen from the formula for the volume of a rectangular prism, which is:
[tex]The volume of the prism = base area x height[/tex]
And the formula for the volume of a rectangular pyramid is:
The volume of the pyramid = [tex]\frac{1}{3}[/tex] x base area x height
Since the base area and height of the pyramid and prism are the same, we can compare their volumes by dividing the volume of the pyramid by the volume of the prism:
[tex]\frac{The volume of pyramid}{Volume of prism}[/tex] = [tex]\frac{1}{3}[/tex] x base area x height/base area x height
Simplifying this expression, we get:
[tex]\frac{The volume of pyramid}{Volume of prism}[/tex] = [tex]\frac{1}{3}[/tex]
Therefore, the volume of a pyramid with the same base and height as a prism is one-third [tex](\frac{1}{3})[/tex] the volume of the prism.
The complete question is:-
The relationship between the volumes of pyramids and prisms is that when a prism and pyramid have the same base and height, the volume of the pyramid is the volume of the prism. True/False.
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a medical diagnosis app lets users track their symptoms. whenever a user reports a symptom, the app adds a row to a database table. each row contains: the user id the date of the report the time of the report a description of how they're feeling the severity of the feeling (1-10) here are a few rows from the table: user id date time description severity 62038 11/19/2018 07:52 skin rash on arms 4 20394 09/24/2018 03:45 pounding headache 9 36917 04/11/2018 23:22 leg cramps 2 the app marketing team wants to understand their users better and asks the data analyst for various statistics. which statistic can not be calculated from the table of reports? choose 1 answer: choose 1 answer: (choice a) the average duration of the feeling. a the average duration of the feeling. (choice b) the user id with the most number of reports. b the user id with the most number of reports. (choice c) the total number of reports from all users. c the total number of reports from all users. (choice d) the distribution of severity ratings across reports. d the distribution of severity ratings across reports.
Option d is correct.
The distribution of severity ratings across reports can also be calculated by counting the number of reports with each severity rating.
The statistic that cannot be calculated from the table of reports is the average duration of the feeling.
This is because the table only provides information about the date, time, description, and severity of the feeling, but not the duration.
To calculate the average duration, one would need to take the difference between the time of the first report and the time of the last report for each user.
This information is not provided in the table.
However, other statistics can be calculated from the table of reports.
For example, the user id with the most number of reports can be calculated by counting the number of reports for each user and identifying the user with the highest count.
Similarly, the total number of reports from all users can be calculated by simply adding up the total number of rows in the table.
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What type of sampling is used to conduct a study on depression among the elderly, a sample of 30 patients in one nursing home was used
The type of sampling used to conduct a study on depression among the elderly is convenience sampling, which is a type of non-probability sampling technique where samples are selected because they are conveniently available and accessible, and the sample size for this study was calculated to be 30.
The type of sampling used to conduct a study on depression among the elderly is convenience sampling. Convenience sampling is a type of non-probability non-probability where samples are selected because they are conveniently available and accessible .
In this study, a sample of 30 patients in one nursing home was used for the convenience sampling. The formula for calculating the sample size for convenience sampling is [tex]N = (N1*N2)/(N1+N2[/tex]), where N is the sample size, N1 is the population size, and N2 is the desired sample size. In this case, N1 is the total number of elderly patients in the nursing home, and N2 is 30. Therefore, the sample size for this study is calculated as follows: [tex]N = (N1*30)/(N1+30) = 30[/tex].
Convenience sampling is a quick and easy way of obtaining a sample, but it can be biased due to the presence of sampling errors and selection bias. Sampling errors occur when the sample is not representative of the overall population, while selection bias occurs when certain groups of people are more likely to be included in the sample than others. Therefore, it is important to consider the potential sources of bias when conducting a study using convenience sampling.
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Can u work out Q1 & Q2 out?
I need an answer as quick as possible.
A. (√6)^2×(√2)^2=
{(6)^1/2×2}×{2^1/2×2}=
6^1×2^1=
6×2=12
B. (3√3^3)×(√12^2)=
(3√27)×(√144)=
3×12=36
an area rug has a length of 8 feet in the width of 5 feet. What is the diagonal distance across the rug?
We can use the Pythagorean theorem to find the diagonal distance across the rug. According to the theorem, the sum of the squares of the two shorter sides of a right triangle is equal to the square of the longest side (the hypotenuse).
In this case, the length and width of the rug form the two shorter sides of a right triangle, and the diagonal distance is the hypotenuse. So we can use the formula:
diagonal^2 = length^2 + width^2
Plugging in the values given in the problem, we get:
diagonal^2 = 8^2 + 5^2
diagonal^2 = 64 + 25
diagonal^2 = 89
To solve for the diagonal, we take the square root of both sides:
diagonal = sqrt(89)
Using a calculator, we get:
diagonal ≈ 9.43 feet
Therefore, the diagonal distance across the rug is approximately 9.43 feet.
can you guys and girls help me
Alex does not have enough strawberries to make fruit salad and jam.
What are mixed fractions?A mixed fraction is a fraction that is created by fusing a fraction with a whole number.
An improper fraction is a fraction that cannot be further simplified and has a numerator higher than or equal to the denominator. For instance, 13/5 is a bad fraction. Let's find the mixed fraction equivalent of this incorrect fraction. Divide the denominator by the numerator in step 1. Step 2: Track down the rest. In step 3, arrange the numbers as follows: quotient, followed by a portion of the remainder or divisor.
Given that, Alex wants to use 1 3/4 and 3 1/2 cups of strawberries.
Thus the total strawberries are:
1 3/4 + 3 1/2
= 7/4 + 7/2
Taking LCM we have:
= 21/4 = 5.2 cups
Hence, Alex does not have enough strawberries to make fruit salad and jam.
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Four times a number is greater than -48. Define a variable, write an inequality, and solve the problem.
Answer:
n is greater than negative 12
Step-by-step explanation:
I put the answer on the attached please see it
Need help with this question please
Answer: 22
Step-by-step explanation:
perimeter = a+b+c+d
84 = 4x+4x+(4x+2)+(4x+2)
84 = 16x + 4
80 = 16x
5 = x
length:
=4x+2
=4(5)+2
=22
What is the value of x?
Therefore , the solution of the given problem of triangle comes out to be x = 15 .
What is a triangle exactly?A triangular is a polygon because it has two or maybe more additional sections. It has a straightforward rectangular form. A, B, and C are the only three sides that set a triangle apart from a simple triangle. When the boundaries are not exactly collinear, Euclidean geometry results in a singular area instead of a cube. If a shape has three edges and three angles, it is said to be triangular.
Here,
Triangle ABC ,
=> x /5 = x-6/3
=> 3x = 5x - 30
=> 2x = 30
=> x = 30/2
=> x = 15
Therefore , the solution of the given problem of triangle comes out to be x = 15 .
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If the length of the minor arc in the small tree ring is equal to 3 inches, what is the length of the minor are in the large tree ring?
Answer: There is not enough information to answer the question accurately.
The length of the minor arc in a tree ring depends on the circumference of the tree ring and the angle that the arc subtends at the center of the ring. Without additional information about the sizes and shapes of the two tree rings, we cannot determine the length of the minor arc in the large tree ring based solely on the length of the minor arc in the small tree ring.
Step-by-step explanation:
Using Pythagoras' theorem, calculate the length of the hypotenuse in this right- angled triangle. Give your answer in centimetres (cm) to 1 d.p. 2 cm 1.5 cm
Answer:
2.5 cm
Step-by-step explanation:
In any right triangle, the formula [tex]a^2+b^2=c^2[/tex] can be used to find its side lengths.
Given the side lengths,
[tex]a = 2 \\b = 1.5\\\\2^2+1.5^2=c^2\\4+2.25=c^2\\6.25=c^2\\c=\sqrt{6.25}\\c=2.5[/tex]
Marques wants to use a sheet of fiberboard 36 inches long to create a skateboard ramp with a 30^{\circ}
∘
angle of elevation from the ground. How high will the ramp rise from the ground at its highest end? Round your answer to the nearest tenth of an inch if necessary.
The ramp will rise 20.79 inches from the ground at its highest end.
What is Algebraic expression ?
Algebraic expression can be defined as combination of variables and constants.
Let's assume that the ramp will be in the shape of a right triangle, where the length of the base (the horizontal distance from the ground to the highest end of the ramp) is 36 inches and the angle between the base and the hypotenuse (the ramp itself) is 30 degrees.
We can use trigonometry to find the height of the ramp (the vertical distance from the ground to the highest end of the ramp).
First, we need to find the length of the hypotenuse. We can use the formula:
hypotenuse = base / cosine(angle)
In this case, the base is 36 inches and the angle is 30 degrees, so:
hypotenuse = 36 / cosine(30) = 41.57 inches (rounded to the nearest hundredth)
Next, we can use the formula for the sine of an angle:
sine(angle) = opposite / hypotenuse
In this case, the opposite side (the height of the ramp) is what we want to find. So we can rearrange the formula to solve for the height:
height = sine(angle) x hypotenuse
Plugging in the values we know, we get:
height = sine(30) x 41.57 = 20.79 inches (rounded to the nearest hundredth)
Therefore, the ramp will rise 20.79 inches from the ground at its highest end.
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ackrabbits are capable of reaching speeds up to 40 miles per hour. How fast is this in feet per second? (Round to the earest whole number.)
5,280 feet = 1 mile
Answer:
Therefore, ackrabbits can reach speeds of approximately 59 feet per second.
Step-by-step explanation:
First, we need to convert miles to feet:
40 miles/hour * 5,280 feet/mile = 211,200 feet/hour
Then, we need to convert hours to seconds:
1 hour = 60 minutes/hour * 60 seconds/minute = 3,600 seconds/hour
211,200 feet/hour / 3,600 seconds/hour = 58.67 feet/second
Rounding to the nearest whole number, we get:
59 feet/second
Therefore, ackrabbits can reach speeds of approximately 59 feet per second.