Answer:
Height if the tree: 13.8 meters
Answer:
Height of the tree: 13.8 meters
A side of the triangle below has been extended to form an exterior angle of 66°. Find
the value of x.
xo
48°
66°
Step-by-step explanation:
By Exterior Angle Theorem, the sum of the 2 inner angles in the triangle will be equal to the exterior angle.
=> x + 48° = 66°, x = 18°.
The required measure of the angle x is given as 18°.
Given that,
A side of the triangle below has been extended to form an exterior angle of 66°
Orientation of the one line with respect to the horizontal or other respective line is known as a measure of orientation and this measure is known as the angle.
Here,
The property of the triangle state that the sum of the remote interior angle is equal to the measure of the remote exterior angle,
So,
x + 48 = 66
x = 18°
Thus, The required measure of the angle x is given as 18°.
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The area of a square mural pointed on the side of a building is 110 square feet. What is the best estimate of the side length of the mural?
A.10 Feet
B.10.2 Feet
C.10.5 Feet
D.10.8 Feet
Answer:
C
Step-by-step explanation:
Area of a square equals to the square of its side, therefor the side of a given area for a square is the square root of the area.
[tex]A = a^{2}\\a = \sqrt{A}\\a = \sqrt{110} = 10.48 ft[/tex]
The value of a professor basketball players autograph rose 30% in the las year.It is now worth $286.00. What was it worth a year ago
A. $210.00
B. $230.00
C. $200.00
D. $220.00
Answer:
$220 dollars
Step-by-step explanation:
a = p * w (the percentage formula)
subsitute. It rose by 30 % since last year so you're going to put 1.30 (30% -> 0.30 then add 1)
286 = 1.30 * w
solve.
w = 220
Are the two ratios equivitant? Explain your reasoning. The ratios of boys to girls is 5 to 2. The ratio of girls to boys is 2:5
Answer:
Yes
Step-by-step explanation:
The order is switched from boys to girls(5 to 2)to girls to boys (2 to 5).
Which two numbers multiply to 20 and add to 9
Answer: 5x4=20
And 5+4=9
Step-by-step explanation:
The required two numbers are 4 and 5.
What is equation?"It is a statement which consists of equal symbol between two mathematical expressions."
For given example,
We need to find two number such that if multiply then we get 20 and add to get 9.
Let 'a' and 'b' be two numbers.
According to given conditions,
a × b = 20 .........................(i)
a + b =9 .......................(ii)
So, from given conditions we have two equations (i) and (ii).
From equation (ii) we have,
a = 9 - b ...............(iii)
Substitute above value of 'a' in equation (i),
⇒ (9 - b) × b = 20
⇒ 9b - b² = 20
⇒ b² - 9b + 20 = 0
Now we solve this quadratic equation to find b.
⇒ b² - 9b + 20 = 0
⇒ b² - 5b - 4b + 20 = 0
⇒ (b - 5) (b - 4) = 0
⇒ b = 5 or b = 4
Find the value of 'a' from equation (iii)
When b = 5
⇒ a = 9 - 5
⇒ a = 4
When b = 4
⇒ a = 9 - 4
⇒ a = 5
Therefore, the required two numbers are 4 and 5.
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PLS HELP DUE SOON ILL GIVE BRAINLIEST
Answer:
a = w/p
Step-by-step explanation:
To take a out of the fraction, we can multiply both sides by a to get ap = w. Now, we divide both sides by p to get a = w/p.
Answer:
a = w/p
Explanation:
Step 1: Multiply both sides by a.
ap = w
Step 2: Divide both sides by p.
ap/p = w/p
a = w/p
What is evil and can trick you
Answer:
Wizard or the devil
Step-by-step explanation:
Answer:
The devil
[tex]el \: diablo[/tex]
give answer fast...
it's very important for me....
then I give you 20 thanks...(◍•ᴗ•◍)❤
Answer:
I have the answer
Step-by-step explanation:
Answer:
the required answer is 18
Step-by-step explanation:
see the solution in attached picture
i hope u got it
Divide. Write your answer as a fraction in simplest form.
9 3/4 ÷ 4 1/2
Answer:
2 1/6
Step-by-step explanation:
9 3/4÷ 4 1/2
9×4+3/4÷ 4 1/2
36+3/4÷ 4 1/2
39/4÷ 4 1/2
39/4÷4×2+1/2
39/4 ÷ 8+1/2
39/4÷9/2
39/4× 2/9
39×2/ 4×9
78/4×9
78/36
13/6
2 1/6
8 feet in 15 seconds; 16 feet in 40 seconds
does this rate form a proportion?
Answer:
no
Step-by-step explanation:
8 ft in 15 sec
16 ft in 40 sec
8 is obviuosly half of 16, so to make it proportional it would have to be 16 ft 30secs
A map is drawn using a scale of 1cm/80 mi
Two cities are 280 miles apart
How far apart are the cities on the map?
Answer:
280/80 = 28/8 = 7/2 = 3.5 cm
Step-by-step explanation:
the ratio is 1cm/80mi = a cm/280mi
so you get 280cm * mi = 80mi*a cm
so a = 280/80 = 3.5
ASAP!! plzz help! thanks
HELP PLEASE I HAVE 2 HOURS TO FINISH THIS:
match the given slope (m) and y-intercept (b) with the equation of the line in slope-intercept form.
Answer: ↓↓↓
Step-by-step explanation:
Slope intercept formula: y = mx + b
Slope, m = 2, y-intercept, b = 5 ---> y = 2x + 5
Slope, m = 3, y-intercept, b = 5 ---> y = 3x + 5
Slope, m = 5, y-intercept, b = 4 ---> y = 5x + 4
The local grocery store will purchase food items and mark them up 115%. If the wholesale price of an item was $3.50, what price will the customer pay for the item?
Answer
10.25
Step-by-step explanation:
pls mark me as brainliest its required :)
HELP PLEASE! I need helpppp!! :(
which one is greater , 65% or 3/5
Answer:
Step-by-step explanation:
65% is greater
Find the values of b such that the function has the given maximum value [tex]f(x) = -x^2+bx-65[/tex]. I already have it in vertex form as [tex]-(x+\frac{b}{2})^2-65+\frac{b^2}{4}[/tex] but I don't know what to do from here
Answer:
b = {20, -20}Step-by-step explanation:
Given function:
f(x) = -x² + bx - 65 with maximum value of 35To find
The value of bSolution:
Maximum value is obtained at vertex as a < 0
Vertex coordinate of x is:
x = -b/2a = -b / -2 = 1/2bSolving for b:
35 = - (1/2b)² + b(1/2b) - 65- 1/4b² + 1/2b² = 1001/4b² = 100b² = 400b = √400b = ± 20See attached
The senior classes at High School A and High School B planned separate trips to New York City.
The senior dass at High School A rented and filled 14 vans and 6 buses with 264 students. High
School B rented and filled 7 vans and 5 buses with 178 students. Every van had the same
number of students in it as did the buses. How many students rode in each van?
Answer:
9 kids
Step-by-step explanation:
The morning temperature is -15° by the afternoon the temperature rises by 20° right in addition expression for the afternoon temperature and then to show this and find the temperature in the afternoon
Answer:
The afternoon temperature is
5°
Step-by-step explanation:
Step one:
given data
the morning temperature= -15°
the afternoon temperature rose by 20°
Required
The afternoon temperature
Step two:
Hence the afternoon temperature is given as
=-15°+20°
= 5°
48 cities three have a lake and 23 have a river running through them what fraction of these 48 cities have a lake or a river running through the show your work
Given mn, find the value of x.
(6x+20)
(8x-10)
a factory could produce 84 toy robots in one day. They purchased some new equipment. Now they can produce 105 robots in one day. what is the percent gain?
Answer:
The answer to the question is
25 % increase in production rate
Step-by-step explanation:
To solve the question, we note that
Initial number of products = 84 toy robots per day
Present production rate = 105 robots per day
The percentage increase is given by the increase in production rate divided by the original production rate multiplied by 100
Where increase in production rate = 105 - 84 = 21
Percentage increase = 21/84 ×100 = 25 % increase
Can someone please find x :) it will be much appreciated !! 20 points.
-5/6x -7/30x + 1/5x = -52
the answer will be a whole number or a simplified fraction.
Answer:
x=60
Step-by-step explanation:
my dad is a math teacher so I am good at math. I also used a calculator
PLSS HELP ILL GIVE BRAINLIEST IF YOU HELP ME AND EXPLAIN UR ANSWER
Answer:
It is the second choice.
Step-by-step explanation:
Divide both side by pi r squared. Boom.
Answer:
h = V/πr²
Step-by-step explanation:
Its asking you to isolate h. You can simply divide on the right besides h on both sides.
V = πr²h
V/πr² = h
Help me with this multiple choice question!
Answer:
B -4 A-7 C 0.5 D 2 E3 then F 11
Step-by-step explanation:
Find the area of the polygon.
At a middle school, 74 students have freckles. There are 258 students in the school. To the nearest tenth of a percent, what percent of the students have freckles? *
Answer: 3.4%
Step-by-step explanation:
divide 258 and 74 then round that answer to the nearest tenth place.
Answer: 28.7%
Step-by-step explanation:
74 ÷ 258 = 0.2868
0.2868 ---> 28.68 ---> 28.7%
What is the x-value of the solution to the system of equations:
y = -1/2x - 4
y = 2x + 1
Answer:
x = 0
x = (-1/2,0)
Step-by-step explanation:
Write the equation of a line that is parallel to y = -x + 7
and passes through the point (-4, 1). Write your answer
in slope-intercept form, y = mx + b.
Answer:
y= -x-3
Step-by-step explanation:
A line is parallel to another line if their slope is the same. In this case the slope is -1 (-x is basically -1x). So far we have y=-x+b (We dont know what b is yet). next we can insert the coordinate back into the equation y=-x+b where 1 is the y and -4 is the x.
We get...
y= -x+b
1= -(-4)+b
1=4+b
b=-3
Our final equation is y=-x-3
Hope this helped
What is the value of 80 + 57
Answer:
137
Step-by-step explanation:
Add 80 and 57.