The description of the graph that can used to describe the sales of cake is skewed right.
When is a data skewed left or right?In order to determine if data is skewed to the left , the mean and the median would be compared. If the mean is less than the median, the data is skewed to the left. If the mean is greater than the median, the data is skewed to the right.
Mean = 23 / 10 = 2.3
Median = 2
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quick qustion the answer is at the tip of my tong but I cant seem to get it right what is 100 divided by 2
Answer:
50
Step-by-step explanation:
100/2=50
Answer:
100 divided by 2 is 50
Step-by-step explanation:
i just did it in my head
PLEASE HELP TAKING TEST RN what are the midline, amplitude, period of this function?
Answer:
midine y=2
amplitude -3
period 5pie
Find the area of the following triangle. Show each of the math steps that you use to find the area. Then explain how to go about finding the area of this particular triangle (explain each one of the steps that you showed with your math).
Right angled triangle
Base=B=2.4cmHeight=H=1.8cmArea:-
[tex]\\ \rm\rightarrowtail \dfrac{1}{2}BH[/tex]
[tex]\\ \rm\rightarrowtail \dfrac{1}{2}(2.4)(1.8)[/tex]
[tex]\\ \rm\rightarrowtail 1.2(1.8)[/tex]
[tex]\\ \rm\rightarrowtail 2.16cm^2[/tex]
factor each completely
m^2 + m - 90
Answer:
(m - 9) (m + 10)
Step-by-step explanation:
m² - 9m + 10m - 90
(m² - 9m) + (10m - 90)
m(m - 9) + 10 (m - 9)
Final answer;
(m - 9) (m + 10)
Abraham is three times as old as Sylvia.
In eight years' time, Abraham will be
twice as old as Sylvia. How old is
Abraham?
Answer:
24 years old
Step-by-step explanation:
let x = age of abraham, y = age of sylvia
x = 3y
x + 8 = 2y+16 => (2(y+8))
3y + 8 = 2y + 16
y = 8
x = 3(8)
x = 24
How much will Audrey earn if she earns $13.00 for each hour worked , works 43 hours, and has payroll deductions of $167.70?
Answer:
391.3
Step-by-step explanation:
13x43=559
559-167.70=391.3
Without using a calculator, order the following expressions from least to greatest.
11/3, square root 20, square root 17
Answer:
[tex]\displaystyle \large{\frac{11}{3} < \sqrt{17} < \sqrt{20}}[/tex]
Step-by-step explanation:
( 1 ) 11/3
[tex]\displaystyle \large{\frac{11}{3}}[/tex] can be converted to mixed fractions to [tex]\displaystyle \large{3\frac{2}{3}}[/tex]
Therefore, 11/3 is at least around 3, almost 4. It could be more than 3.5 by approximation but not exactly 4.
( 2 ) √20
[tex]\displaystyle \large{\sqrt{20}=\sqrt{5\cdot 4}}\\\displaystyle \large{\sqrt{20}=\sqrt{5\cdot 2\cdot 2}}\\\displaystyle \large{\sqrt{20}=2\sqrt{5}}[/tex]
We know that [tex]\displaystyle \large{\sqrt{4}=2}[/tex] so [tex]\displaystyle \large{\sqrt{5} > \sqrt{4}}[/tex] which means approximately, [tex]\displaystyle \large{\sqrt{20}}[/tex] can be either at least 4.3 up to 4.4
( 3 ) √17
We know that [tex]\displaystyle \large{\sqrt{16} = 4}[/tex] so [tex]\displaystyle \large{\sqrt{17}}[/tex] can be at least 4.1 up to 4.2, but it’s obvious that the square root of 17 is less than square root of 20 since [tex]\displaystyle \large{\sqrt{a} > \sqrt{b}}[/tex] for a > b
Hence, from least to greatest:
[tex]\displaystyle \large{\frac{11}{3} < \sqrt{17} < \sqrt{20}}[/tex]
In a square, the diagonals...
a. bisect the angles
b. are perpendicular
c. are congruent
d. all of the above
Answer:
all the above.
your welcome
Find the area of each regular polygon below. Round values to the nearest 0.01. Show work for all steps clearly.
The area of the hexagon and pentagon area 779.4cm^2 and 84.303cm^2 respectively.
Data;
apothem = 15Area of a HexagonThe area of a hexagon with apothem 15 can be calculated by first finding the length of the side of the hexagon.
Length of hexagon can be found using trigonometric ratio;
[tex]a = x\sqrt{3}[/tex]
Making x the subject of formula
[tex]x = \frac{a}{\sqrt{3} }\\x = \frac{15}{\sqrt{3} }\\x = 8.660[/tex]
And then the length of the side is 2x
[tex]s = 2 * 8660 = 17.32[/tex]
The perimeter of the hexagon is;
[tex]p = 6s \\p = 6 * 17.32=103.92[/tex]
And the area is given as
[tex]A = \frac{1}{2} * perimeter * apothem\\A = \frac{1}{2} * 103.92 * 15\\A = 779.4unit^2[/tex]
The area of the hexagon is 779.4 squared unit.
Area of the pentagonThe area of the pentagon can be found using several methods, but we can simply find the angle between the sides if we divide the pentagon into 10 pieces and then substitute the formula.
Total area of a pentagon is 360 degree.
[tex]\theta = \frac{360}{10} = 36^0\\[/tex]
The area of a pentagon is given as
[tex]A = \frac{5s^2}{4 tan \theta} \\A = \frac{5 * 7^2}{4* tan36} \\A = 84.303cm^2[/tex]
The area of the pentagon is 84.303cm^2
From the calculations above, the area of the hexagon and pentagon area 779.4cm^2 and 84.303cm^2 respectively
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Determine which postulate or theorem can be used to prove that ABC = DCB.
Answer:
I believe it is B
Step-by-step explanation:
it has somewhat some thing to do with the lines at BC it's had to put in words
The postulate or theorem can be used to prove that ΔABC ≅ ΔDCB is ASA.
The correct option is A.
What is Congruency?Congruency is a concept in geometry that refers to the equality of shape and size between two or more geometric figures. When two figures are congruent, it means that they have exactly the same shape and size, and their corresponding sides and angles are equal.
In ΔABC and ΔDCB
<BAC= <BDC (given)
<BCA= <DBC(given)
CB = CB (common)
So, by ASA criteria ΔABC ≅ ΔDCB.
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Please help me with the question below thanks.
p.s who every gives the right answer will be the brainliest :)
Answer:
200.96 inches squared
Step-by-step explanation:
lookie here! pretend the circle is a cookie. ok i love cookies. NOW IM MOTIVATED. lookie here, its just the way the cookie tear.
alright so your teacher told you that the area of a circle is 3.14 times the radius squared.
the radius here is 8 inches. 8 squared is eight times eight. that is 64.
cool. now 64 times 3.14 is:
200.96
amazing
(prepare to get hurt and mangled, like kurt angle, rookie year!)
i hope you have a swag day
Adriana uses models to compare two decimal numbers. She says 0.53 is greater than 0.7 because 53 > 7.
A square partitioned into one hundred equal parts with fifty three parts shaded. To the right is a square partitioned into ten equal parts with seven parts shaded.
Which of these explains Adriana's mistake? (3 points)
a
Adriana incorrectly compared hundredths to tenths. She should compare 53 hundredths to 70 hundredths.
b
Adriana incorrectly compared tenths. She should compare 5 hundredths to 3 hundredths.
c
Adriana incorrectly shaded the models. She should shade seven more hundredths.
d
Adriana incorrectly counted the number of shaded parts in the models. She should compare 6 shaded parts to 7 shaded parts.
Answer:
A is your answer.
Step-by-step explanation:
.7 is the same as .70 and .70 is to the left of .53, indicateing that she incorrectly compared the hundreths to the tenths.
please find the area
the answer is 70.2 ft because u add them all together
Answer:
the area is 243
see the photo
7 + -2.9 step by step explanation and a answer plsss help!
+ - makes a minus
+ + make a plus
-- makes a plus
7.0 - 2.9 = 4.1
Hope this helps!
Solve 64x2 - 121 = 0 using square roots.
Using the square root property to solve this 64x² - 121 = 0, the value of x is - 11 / 8 and 11 / 8.
How to solve quadratic equation using square root property?64x² - 121 = 0
add 121 to both sides of the equation
64x² - 121 + 121 = 0 + 121
64x² = 121
divide each term by 64 and simplify
64x² / 64 = 121 / 64
x² = 121 / 64
Take the square root of both sides of the equation to eliminate the exponent on the left side
√x² = ±√ 121 / 64
Simplify the right side of the equation.
x = ± 11 / 8
Therefore,
x = 11 / 8, - 11 / 8
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Identify the graphed linear equation.
A: y=2x +2
B: y=2x +3
C: y=3x +2
D: y=3x +3
Answer:
B: y = 2x + 3
Step-by-step explanation:
The 2x is the slope, and the 3 is the y-intercept
The y-intercept is kinda like how far the slope is from zero, but it can only be applied to the y-axis.
The slope is... well... the slope-- like how steep it is. If a slope is 2/1, like in the graph, it will go higher 2 units every 1 unit across. Or, if the slope is 1/4: The slope will go 1 unit higher every 4 units
Write the following in scientific notation
Answer:
3.25 x 10^-4
Step-by-step explanation: mark brainliest
Out of 1200 students in a school , 24% were girls . How may boys were there?
Answer:
912
Step-by-step explanation:
number of girls :
[tex]1200\times \frac{24}{100} =12\times 24=288[/tex]
number of boys :
1 200-288 = 912
What are the zeros of the function f(x) = x2 + 7x – 18? Enter your answers in the boxes with your greatest answer first. The zeros of f(x) ar AN A/
Answer:
The answer is 2 and (-9)
Step-by-step explanation:
x² + 7x – 18 = 0
x² + 9x – 2x – 18 = 0
x(x + 9) – 2(x + 9) = 0
(x – 2) (x + 9) = 0
x = (2, -9)
Thus, The zeroes of the polynomial is 2 and (-9).
The lengths of the sides of triangle ABC are represented in terms of the variable m, where m > 6.
AB = m – 2
BC = m + 4
AC = m
List the angles from smallest to largest.
angle
, angle
, angle
✔ A
.
Answer:
m(C)<m(B)<m(A).
Step-by-step explanation:
1) according to the condition the shortest side is AB, the longest side is BC, the middle is AC. Then
2) the smallest angle is BCA (or C), the middle angle is ABC (or B), the largest angle is BAC (or A).
The list of the angles from smallest to largest are C, B and A.
Given that a triangle has side measurements represented in terms of the variable m, where m > 6.
AB = m - 2
BC = m + 4
AC = m
We need to list the angles from smallest to largest.
Since none of the sides are equal, therefore it is a scalene triangle.
Let us consider m = 6.
Then,
AB = m - 2
AB = 6 - 2
AB = 4
BC = m + 4
BC = 6+4
BC = 10
AC = m
AC = 6
It means that the longest side is BC, the medium side is AC and the shortest side is AB.
We know that the longest side of a triangle corresponds to the largest angle and vise versa.
Therefore,
The smallest angle is angle C.
The medium angle is angle B.
The largest angle is angle A
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PLS HELP ASAP the area of the circle is 64pi square cm what is the radius of the circle in cm
8 cm
9cm
6cm
16cm
Answer:
8cm
Step-by-step explanation:
[tex]Here,\\\\Area(A)=64\pi cm^{2} \\Radius(r)=?\\\\As\:we\:have,\\\\\hookrightarrow Area=\pi r^{2} \\\\\hookrightarrow \frac{64\pi cm^{2} }{\pi } =r^{2} \\\hookrightarrow 64 cm^{2} =r^{2} \\\\\hookrightarrow \sqrt{64cm^{2} } =r\\\\\hookrightarrow 8cm=r\\\\\hookrightarrow r=8cm[/tex]
Answer:
[tex]\huge\boxed{\bf{radius_{circle} = 8cm}}[/tex]
Step-by-step explanation:
Given:-
[tex]\tt Area_{circle} = 64\pi cm^2 [/tex]To find:-
[tex]\tt radius_{circle} = ?[/tex]Ans:-
[tex]\sf \to Area_{circle} = \pi*r^2 [/tex]
[tex]\sf \to 64\cancel{\pi} cm^2 = \cancel{\pi}*r^2 [/tex]
[tex]\sf \to 64cm^2 = r^2 [/tex]
[tex]\sf \to r = \sqrt{64cm^2} [/tex]
[tex]\sf \to r = 8cm [/tex]
therefore [tex]\tt radius_{circle} [/tex] = 8cm
[tex]\: [/tex]
[tex]\huge\colorbox{skyblue}{BlackPain}[/tex]
Write a real world problem that can be presented by the equation y + 20 = 85
Hi pls help me with an explanation as well pls, I’ll reward branliest answr
Answers:
blank 1 = 20blank 2 = 5.7blank 3 = 57============================================================
Explanation:
The perimeter p refers to the perimeter of the base polygon. We have five equal sides of 4 inches each, which therefore leads to a perimeter of p = 5s = 5*4 = 20
The perimeter is 20 inches.
This is the answer for blank 1.
This is the amount of fencing needed to enclose the pentagonal base.
-------------------------------
The l, aka lowercase L, is the slant height. It refers to the distance from the midpoint of any side of the base to the peak of the pyramid.
The diagram shows the slant height is 5.7 inches which is the answer for blank 2.
-------------------------------
LA = lateral surface area
The lateral area is the area of everything except for the base polygon.
Each triangle has a base of 4 inches and height 5.7 inches.
Each triangle has an area of base*height/2 = 4*5.7/2 = 11.4 square inches.
Five such identical copies yields a total LA of 5*11.4 = 57 square inches which is the answer for blank 3.
For each blank, you'll only enter the number itself of course.
The 2.8 in the diagram is never used. It's only useful if you needed to find the volume.
10 + X/3 = 13 what does The X Equal to?
[tex] \Large{\boxed{\sf x = 9}} [/tex]
[tex] \\ [/tex]
Explanation:Given equation:
[tex] \sf 10 + \dfrac{x}{3} = 13 [/tex]
[tex] \\ [/tex]
Subtract 10 from both sides:
[tex] \sf 10 + \dfrac{x}{3} - 10 = 13 - 10 \\ \\ \sf \dfrac{x}{3} = 3 [/tex]
[tex] \\ [/tex]
Multiply both sides by 3:
[tex] \sf 3 \times \dfrac{x}{3} = 3 \times 3 \\ \\ \\ \boxed{\boxed{\sf x = 9}} [/tex]
[tex] \\ \\ [/tex]
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Answer:
X = 9Step-by-step explanation:
In this question we have provided an equation that is 10 + X/3 = 13 . And we're asked to find the value of X .
Solution : -
[tex] \longmapsto \qquad \: 10 + \dfrac{X}{3} = 13[/tex]
Step 1 : Multiplying with 3 on both sides :
[tex]\longmapsto \qquad \:(10 + \dfrac{X}{3} ) \times 3=13\times3[/tex]
Now by using distributive property multiplying 3 with 10 as well as X/3 :
[tex] \longmapsto \qquad \: (10 \times 3) + ( \dfrac{X}{ \cancel{3}} \times \cancel{3}) = 13 \times 3[/tex]
On calculating further , We get :
[tex] \longmapsto \qquad \: 30 + X = 39[/tex]
Step 2 : Subtracting with 30 on both sides :
[tex] \longmapsto \qquad \: \cancel{30} + X - \cancel{30} = 39 - 30[/tex]
On calculating further , We get :
[tex] \longmapsto \qquad \: \purple {\underline{{\boxed{\frak{X= 9}}}}}[/tex]
Henceforth, value of X is 9 .Verifying : -
Now we are checking whether our answer is correct or wrong by substituting values of x in given equation . So ,
10 + X/3 = 1310 + 9/3 = 1310 + 3 = 1313 = 13L.H.S = R.H.SHence , Verified .Therefore , our value for x is correct .
#Keep LearningA paperweight in the shape of a rectangular prism is shown: A right rectangular prism is shown with length 10 cm, width 4 cm, and height 4 cm. If a cross section of the paperweight is cut parallel to the base, which shape describes the cross section? Rectangle Triangle Parallelogram Hexagon
Answer:
triangleStep-by-step explanation:
draw a square and cut it from the top right corner to the bottom left corner it makes a triangle
can anyone help me solve this problem? (b^2 j^2) ^3 (b^5 j^5 ) ^4
Write the statements of the following algebraic expressions!
A- a+1
B- q-9
C- 3y+7
D- x/3+9
E- 3x+10
Answer:
See below ↓↓↓↓↓
Step-by-step explanation:
A - the sum of a number 'a' and 1B - the difference between a number 'q' and 9C - 7 plus the product of a number 'y' and 3D - 9 plus the quotient of a number 'x' and 3E - 10 plus the product of a number 'x' and 3= 1 more than a number (a)
B- q-9= q less than 9
C- 3y+7= 3 times y added to 7
D- x/3+9= a number (x) divided by 3 more than 9
E- 3x+10= 3 times x added to 10
Three faces of a cube are randomly selected. What is the probability that they have
a common vertex? Express your answer as a common fraction
The probability that they have a common vertex is 20%.
ProbabilitySince three faces of a cube are randomly selected, to determine what is the probability that they have a common vertex, the following calculation must be performed:
1x2/5x2/4 = X1x0.4x0.5 = X0.2 = XTherefore, the probability that they have a common vertex is 20%.
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A mobile set after allowing a discount of 10% on its marked price, was sold at a gain of 20%,Had it been sold after allowing 20% discount,there would have been a profit Rs.350. Find the cost price and marked price of the mobile set.
Answer:
Let x be the cost price.
Let y be the marked price
Gain = 20%
Then , sale price = 120/100 * x = 1.2x
Now , sale price is after 10% discount from marked price.
Hence , marked price, y = 1.2x/90 * 100 =
y * 0.9 = x * 1.2
Now, with 20% discount, sale price = y * 80/100 = 0.8y
Now, profit = 0.8y — x
Now, 0.8y — x = 350
0.8 * x * 1.2/0.9 — x = 350
1.0667x — x = 350
Hence, x = 350/0.0667= Rs.5250
Hence marked price = (5250 + 350) * 100/80 = Rs.7000
Determine the equation of a circle with its centre at the origin in the Cartesian plane and with a radius of 2√3 units
Answer:
x^2 + y^2 = 12
Step-by-step explanation:
For a circle with the center at the origin [(h,k) is (0,0)]
use the formula:
x^2 + y^2 = r^2
In this case r is 2sqroot3.
(2sqroot3)^2 is 12.
2•2•sqrt3•sqrt3
= 4•3
= 12
So we get,
x^2 + y^2 = 12