Find the number of sides of a regular polygon if one interior angle is 120 degrees.
A.4
B.6
C.3
D.5

Answers

Answer 1

Answer:

B. 6 sides

Step-by-step explanation:

Interior angles of a n side Regular Polygon = (180n – 360) / n

120 = (180n – 360) / n

120n =180n - 360

180n - 120n = 360

60n = 360

n = 6

check: sum of interior angles of 6 side polygon: 180 * (6-2) = 720

720/6 = 120

Answer 2
6 sides hope this helps!!!

Related Questions

Tell which number is greater.

60%, 5/8

Answers

Answer:

5/8 is greater

Step-by-step explanation:

hope that helps

1. If you randomly select a piece of fruit from this jar, what is the P(orange)? Write answer as a simplified fraction.
2 oranges and 6 apples are in the jar​

Answers

2/8 = 1/4

1/4 is the simplest form of the fraction.

There are 2 oranges out of 8 fruits

If LN = 12x + 16, what is the length of Line segment L N in units?

Answers

Answer:

Step-by-step explanation:

16 units 40 units 48 units 64 units.

Answer:

64 units

Step-by-step explanation:

Given M lies on LN, so LN = LM + MN --------------(1)

LN = 12x + 16

LM = 10x + 8

MN = 5x - 4

Substituting the values in equation 1, we get:

12x + 16 = (10x + 8) + (5x - 4)

12x + 16 = 15x + 4

15x - 12x = 16 -4

3x=12

Therefore x=4

LN= 12(4) + 16 = 64 units

How long is the rectangle? *
A rectangle is 5cm longer than it is wide.
The perimeter of the rectangle is 86cm.
How long is the rectangle?

Answers

Solution

here, length= 5cm

breath= ?

Perimeter= 86 cm

By the question,

Perimeter (P) = l×b = 86 cm

or, 5cm × b= 86 cm

or, b = 86÷ 5

or, b= 17.2 cm

y = 5/4 x + 3.000000000

Answers

Answer:

151

Step-by-step explanation:

If you deposit 4,300 into an account with an semi annual interest rate of 11% how much will you have after 1year

Answers

Answer:

FV= $4,786.01

Step-by-step explanation:

Giving the following information:

Initial deposit (FV)= $4,300

Number of periods (n)= 2 semesters

First, we need to calculate the semi-annual interest rate:

Semi-annual interest rate= 0.11/2= 0.055

Now, to determine the future value, we need to use the following formula:

FV= PV*(1+i)^n

FV= 4,300*(1.055^2)

FV= $4,786.01

Graph the solution to this inequality 4x+5y<20

Answers

Answer:

Everything in red works

Step-by-step explanation:

Question is in picture below ​

Answers

Answer:

[tex] \frac{y - 18}{x - 1} = \frac{23 - 18}{1.5 - 1} = \frac{5}{0.5} = 10 \\ y - 18 = 10(x - 1) = 10x - 10 \\ y = 10x + 18 - 10 = 10x + 8 \\ \boxed{f(x) = 10x + 8}[/tex]

A. is the right answer.

hope this helps.

Please please help please please ASAP

Answers

Answer:

A. 21 / 29

Step-by-step explanation:

with reference angle X

base (b) = 21

hypotenuse (h) = 29

Now

Cos X = b / h

= 21 / 29

Hope it will help :)

(GIVING BRAINLIEST!!)
A teacher buys 5 pizzas. Each slice is 1/8 of a pizza. How many slices are there in total?

A) 1/40 slice
B) 4 slices
C) 20 slices
D) 40 slices

Answers

Answer:

D) 40

Step-by-step explanation:

5 pizzas and as saying above 1/8 that means the pizza is being cut into 8 slices and their is 5 pizzas so the answer will be provided by multipling 8 by 5

Answer:

There are 8 slices in =1 box

8*5

=40 slices in all 5 boxes

PLEASE HELP! PLEASEE
Match the following equation to the correct situation.

s − s(21%) = s(79%)
A.
the price for a shirt that originally cost s after a 21% discount

B.
the amount that Anis owes on his car was 21% of s

C.
the amount that Katie paid for a pair of jeans with 21% tax on s

D.
the amount Doug gave to the local heart association was 21% of s

Answers

Gdbensudmdmjeh chbdvyshh in cahgyzbwhh by h in uubb hv gibuduyhe d

Which graph represents this system of inequalities?
y> x+3
Y> 5x-1 pls need help

Answers

Answer:

5x

Step-by-step explanation:

It’s 5x

Hi,

the correct answer is A.

I added a screenshot of the correct one.

XD

A line with a slope of 1/3 passes through (-5,r) and (4,1).
To make this work correctly, the value of r=

Answers

Answer:

r=-2

Step-by-step explanation:

your welcome :D also if there's another answer could you give me brainliest pls

I
A 10 kg box is pulled across the floor at a constant speed. If the force of pull was 70 N at
a 30° angle:
a. What was the force of friction
b. What was the coefficient of friction

Answers

Answer:

Acceleration equals zero because of constant velocity

[tex]f - fr = ma \\ 70 \cos(30) - fr = 0 \\ 70 \cos(30) = fr \\ fr \: = 60.62[/tex]

coefficient

Fr = coefficient × r

60.62= ce ×100

0.60 = coefficient

Subtract 4(2x-7) from 5(3x-2)

Answers

Answer:

7x+18

Step-by-step explanation:

Multiplay the numbers by for and five and solve

>) Find the slope of the line that passes through (1, 11) and (9, 2). )) Simplify your answer and write it as a proper fraction, improper fraction, or integer. ​

Answers

Answer:

The slope is [tex] - \frac{9}{8} [/tex].

Step-by-step explanation:

[tex]m = slope[/tex]

Remember: [tex]m = \frac{y_2 - y_1 }{x_2 - x_1} [/tex]

☆All you have to do is plug in.

[tex]m = \frac{2 - 11}{9 - 1} = \frac{ - 9}{ \: \: 8} = - \frac{9}{8} [/tex]

find the value of y for the given value of x y = 5x +9 ; x=2​

Answers

Answer:

y = 19

Step-by-step explanation:

the value of Y is 19

Indicate whether the expression above is equivalent or not equivalent to the values or expressions in the last column.

Please help !!!!

Answers

Answer:

3. equivalent

4. not equivalent

Step-by-step explanation:

Answer:

what are you doing step bro!!??

Step-by-step explanation:

Find the value of x using the pythagorean theorem.

Answers

Answer:

2√13

Step-by-step explanation:

make it braintliest please

Step-by-step explanation:

[tex]\huge\bold\purple{ 7.21 }[/tex]

Point O is the incenter of ΔABC.

Point O is the incenter of triangle A B C. Lines are drawn from the point of the triangle to point O. Lines are drawn from point O to the sides of the triangle to form right angles and line segments O Q, O R, and O S. Angle Q A O is (2 x + 6) degrees, angle O A S is (4 x minus 12 degrees), and angle Q B O is (3 x minus 15) degrees.

What is m Angle Q B O?



12°
24°​

Answers

Answer: the answer is 12

Step-by-step explanation:

2x+6 =4x-12

-2x=-18

x=9

3(9)-15

27-15

12

please actually help me. ill give brainliest if you explain your answer.

Answers

Answer:

subtract 11 from both sides

Step-by-step explanation:

-3x+11=44

-3x=33

x=-11

Answer:

Subtract 11 from both sides

Step-by-step explanation:

[tex]-3x+11=44\\\\Subtract 11 from both sides\\-3x+11-11=44-11\\\\simplify\\\\-3x=33\\\\Divide both sides by -3\\\frac{-3x}{-3} =\frac{33}{-3} \\x=-11[/tex]

Kai can walk 2 miles in a half of an hour. How far will he walk in 2 hours?

Answers

Answer:

Kai will walk 8 miles

Step-by-step explanation:

Have a gr8 day!

Which of the following is the largest Customary Unit of time?

seconds

weeks

minutes

years

Answers

years because it’s longer than any of those

Answer:

it’s years

Step-by-step explanation:

I've asked this question twice and gotten 2 different answers. this is sooo urgent and I don't know what the right answer is. A long-distance phone company charges $4.95 month plus an additional $.10 per minute. a. Define a variable and write a formula to find the total cost per month for long-distance service. b. Use this formula to find the long-distance charges for 120 minutes of calls in one month.​

Answers

Answer:

C=4.95 +0.10x, where x=minutes

C=4.95 + 120(0.10)

C=4.95 +12.00=$16.95

Hope this helps!!

At the local theatre, 120 people attended at the production of Romeo and Juliet on Friday. The attendance on Saturday was 140% of the attendance on Friday. How many people went to the theatre on Saturday?

Answers

Answer: 168 people

Step-by-step explanation:

If 120 people attended on Friday, 120% of that will be:

= 120 * 140/100

= 168 people

Which isa zero of the quadratic function f(x) = 4x + 24x + 11?
Ox=9.25
Ox=-5.5
Ox=0.5
Ox=3.25

Answers

Answer:

b

Step-by-step explanation:

just took the test edg 22

Option B is correct, -5.5 is the zero of the quadratic function f(x) = 4x + 24x + 11

What is quadratic equation?

A quadratic equation is a second-order polynomial equation in a single variable x , ax²+bx+c=0. with a ≠ 0 .

The given quadratic function is f(x) = 4x²+24x+11

We have to find the zero of the function.

Let us use the quadratic formula to find the zero.

a=4, b=24 and c=11

Let us plug in these values in quadratic formula

x=- 24±√24²-4(4)(11)/8

=-24±√576-176/8

=-24±√400/8

=-24±20/8

=4(-6±5)/8

=(-6+5)/2  or -6-5/2

=-1/2 or -11/2

=-0.5  or -5.5

Hence, Option B is correct, -5.5 is the zero of the quadratic function f(x) = 4x + 24x + 11

To learn more on Quadratic equation click:

https://brainly.com/question/17177510

#SPJ7

A caterpillar moves across the grass at a rate of 4 2/3 feet every 7 minutes. How fast does the caterpillar move in feet per minute? ​

Answers

Given:

A caterpillar moves across the grass at a rate of [tex]4\dfrac{2}{3}[/tex] feet every 7 minutes.

To find:

The rate of moving caterpillar in feet per minute.

Solution:

We have,

Distance covered by caterpillar is 7 minutes = [tex]4\dfrac{2}{3}[/tex] feet

Distance covered by caterpillar is 1 minutes = [tex]\dfrac{4\dfrac{2}{3}}{7}[/tex] feet

                                                                        = [tex]\dfrac{\dfrac{4(3)+2}{3}}{7}[/tex] feet

                                                                        = [tex]\dfrac{14}{3\times 7}[/tex] feet

                                                                        = [tex]\dfrac{2}{3}[/tex] feet

Therefore, caterpillar move [tex]\dfrac{2}{3}[/tex] feet per minute.

-17=x-15 x=-2 How do I show this work tho?

Answers

-17 = x - 15

-17 = -2 - 15

Move the 15 over to the -17, the negative becomes a positive.

15-17 = -2

17 - 15 = 2 but since 17 is greater than 15, it's -2

-2 = -2

A family of 2 adults and 3 children went to a movie. The tickets cost $8 for adults and $5 for children. They also bought 3 sodas for 1.99 and a large bucket of popcorn for 5.99. How much money did the family spend on their outing to the movies total.

Total for all the movie tickets:

Total for the sodas:

Total spent on the evening:

Answers

Answer:

Total for all the movie tickets:$31

Total for the sodas:$5.97

Total spent on the evening:$42.96

the temperature is 50 degrees Fahrenheit the temperature will decrease 4 degrees each hour let H be the number of hours when will it be 32 degrees
write a inequality ​

Answers

Answer:

LGFJDbvoRUWSVBIeLas

Step-by-step explanation:

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