What is the size of exterior angle of regular polygon which has interior angle of 120 degree?

Answers

Answer 1

Answer: 60 degrees

Step-by-step explanation:

An interior angle of a polygon and its corresponding exterior angle are supplementary (add to 180 degrees).


Related Questions

Solve for x.
ax + b = r
O
b-r
X=
a
O
r-b
X=
a
b-a
X=
r
O
ar
X=
b

Answers

Answer:

x = (r-b) /a

Step-by-step explanation:

ax + b = r

Subtract b from each side

ax+b-b = r-b

ax = r-b

Divide each side by a

ax/a = ( r-b)/a

x = (r-b) /a

A gas stove that normally sells for $749 is on sale at a 30% discount. What is the sale price of the gas stove?
A. 224.70 (wrong)
B. 524.30
C. 719

Answers

Answer:

Step-by-step explanation:

B. 749x .30= 224.70. 749-224.70=524.30

what's the difference between five times a number and twelve

Answers

Step-by-step explanation:

Answer: Difference between five tmes a number and twelve is seven

simplify the following without a calculator leave your answer with positive exponents


[tex](0.008) \frac{2}{3} [/tex]

Answers

It would be simplified: 2/375

12 times 8.1


[NEED ASAP]

Answers

Answer:

Answer is 97.2

Step-by-step explanation:

Select the equation that represents the question.

35% of what number is 35?
please help

Answers

Answer:

Step-by-step explanation:

35% of 100 = 36

What can be concluded if ∠EJS and ∠SJV form a linear pair?

Answers

Answer:

They are supplementary.

Step-by-step explanation:

A linear pair consists of two opposite angles whose non-common sides create a straight line. If a linear pair consists of two angles, then they are supplementary

Is 7/8 equivalent to -7/-8

Answers

Answer:

No

Step-by-step explanation:

I don't think those are equivalent because 7/8 is positive while -7/-8 is negative.

d) IfA: B = 1 : 2 and A: C= 2:3, find B: C.​

Answers

Answer:

it's 2/3

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The number of bales of cotton that were grown in selected countries for the year 2008 is as follows: United States - 21,590,000; China - 35,500,000; Brazil - 7,000,000; and India - 21,800,000. Rank the statistics. I WILL GIVE BRAINLIEST PLS!!!

Answers

Answer:

1) China

2) India

3) United States

4) Brazil

Step-by-step explanation:

Okay lets get one thing straight Tsukki is not a nerd he is shmexy ! And Kyo is not just "okay" he is mega hot!

Answers

Answer:

Nope. Icy-hot, you've got it all wrong, Tsukkishima is a godda.mn nerd like Deku, and Kyo is meh.

Tsukki is h o t, and will never be able to cool down

Simplify the expression-3x-(-2-4x)

Answers

Answer:

-7x+2

Step-by-step explanation:

Step 1: Remove Parentheses

-> -3x+2-4x

Step 2: Simplify Expressions

-3x-4x+2= -3x-4x= -7x+2

Can I have brainliest now

witch of the following statements is true​

Answers

Answer:

in pretty sure its bfg is a right angle

Answer:

second one

Step-by-step explanation:

have a great day

Which of the following is a Pythagorean triple?

Answers

D because (5^2)= 25 + (12^2)=144 = 169. (13^2)=169. 25+144=169

Answer:

D (3,4,6)

Step-by-step explanation:

I took thee test

12x + 24y + 18z using GCF

Answers

Answer: 6
Hope this helps : )

Haley is hanging molding around a rectangular window. The window measures 2 feet by 3 feet.

How much molding should Haley buy?

Answers

Answer:

10 feet

Step-by-step explanation: 2+2=4  3+3=6   4+6=10

There are 560 students in a school.If the ratio of the boys are girls is 4:3,find their numbers.

Answers

Answer:

320 / 240 = 4 / 3

Step-by-step explanation:

4 / 7 = x / 560

 

Cross-multiply:

 

7x = 2240

 

Divide by 7:

 

x = 320

 

The school has 320 boys and 240 girls.

hope this helps

Answer:

320 : 240

Step-by-step explanation:

4 + 3 = 7

560 / 7 = 80

so 1 is 80

4 x 80 : 3 x 80

320 : 240

Dwayne's garden is triangle-shaped with two equal sides and a third side that is 4 ft more than the length of an equal side. If the perimeter is 49 ft, how long is each side?

Which equation represents this?

2x = 49
2x + 4 = 49
3x = 49
3x + 4 = 49

Answers

Answer:

2x = 49

=x=24.5

if 2x + 4=49

49-4/2=x

x=22.5

if 3x + 4 =49

x=45/3=15

3x + 4 belongs it

15+4is 19

Answer:

2x = 49

=x=24.5

if 2x + 4=49

49-4/2=x

x=22.5

if 3x + 4 =49

x=45/3=15

3x + 4 belongs it

15+4is 19

A rectangle has a perimeter of 124 units. If the length is 5 more than 2 times the width, what is the width.

Answers

Answer:

19 units

Step-by-step explanation:

Perimeter of the rectangle = 124 units

width = x units

length = 5 + 2x units

The perimeter of a rectangle is given by;

P = 2(l + b)

Substituting values;

124 = 2[(5 + 2x) + x]

124 = 2[5 + 3x]

124 = 10 + 6x

124 - 10 = 6x

114 =6x

x= 114/6

x = 19

width = 19 units

Plz help me with all of them plz I will give 65 points

Answers

Answer:

7. adjacent (next to each other)

8. vertical (right across from each other)

9. vertical (right across from each other)

10. neither

11. adjacent (right next to each other)

12. neither

Before I go on: all these angles have the same measure as the one across, so ∠SYX has the same measure as ∠UYV (76°), ∠XYW has the same measure as ∠TYU (40°), and ∠WYV has the same measure as ∠SYT (64°)...

13. SYX = 76°

14. XYW = 40°

15. WYV = 64°

These last three are angles added together. They look tricky, but you just note the endpoints and add the measures of the included angles together.

16. ∠SYW = ∠SYX + ∠XYW = 76° + 40° = 106°

    SYW = 106°

17. ∠TYX = ∠SYX + ∠SYT = 76° + 64° = 140°

    TYX = 140°

18. ∠VYX = ∠WYV + ∠XYW = 64° + 40° = 104°

    VYX  = 104°

I hope this helps you understand the concept! Have a great day!

Equations & Inequalities The value of a baseball card is increasing at a rate of $40 per year. If Tom purchased the card for $300, how many years will it take for the card to at least triple in value?

Answers

Answer:

15= number of years

Step-by-step explanation:

Giving the following information:

Current value= $300

Growth per year= $40

Triple value= $900

To calculate the number of years it will take to transform $300 into $900, we need to use the following formula:

Future value= current value + (growth rate per year*number of years)

900 = 300 + (40*number of years)

600= 40number of years

600/40= number of years

15= number of years

Damon bought a girl he likes chocolate for valentines day. After tax they cost $13.60. If tax was 8.5%, what was the cost of the chocolate before tax?

Answers

Answer:

$12.53

Step-by-step explanation:

13.60 / 1.085 = 12.53

Answer:

13.50×8.5%=1.1475

13.50

-1.60=

The box plot below represents the ages of campers at a summer camp. What can be interpreted from this box plot?

Answers

Answer:

The box plot below represents the ages of campers at a summer camp. What can be interpreted from this box plot? A. It can be interpreted that about 50 percent of the campers are 8 years of age or younger.

Simplify 4.2^-3 x 5.1^2 x 4.2^4 x 5.1^3

Answers

Answer:

14491.060542

Step-by-step explanation:

HELPPPPPPPPP!! ASAP IT WOULD BE GREATLY APPRECIATED

Answers

Answer:

I believe option 4

What is the perimeter of a square with side length: s cm

Answers

Answer:

s cm+s cm+s cm+s cm

Step-by-step explanation:

I need to figure out whether or not this is a solvable equation. HELP

Answers

Answer:

its not

Step-by-step explanation:

Answer:

yeah this question i s solvable

Step-by-step explanation:

[tex] \frac{1}{3} (4 + 2) = - \frac{2}{5} (4 - 9)[/tex]

[tex] \frac{1}{3} \times 6 = - \frac{2}{5} \times ( - 5)[/tex]

please try ti do it on thi way

PLEASE MARK ME AS BRAINLIEST

Which expressions are equivalent to 3(6+b)-(2b+1)

Answers

Answer:

The answer is b+17

Step-by-step explanation:

1) Solve 12.5 +8= 27.
What does s=

Answers

Answer:

there is no s in the question please explain

Step-by-step explanation:

Answer:

S = 6.5

Step-by-step explanation:

12.5 + 8 = 20.5,

27 - 20.5 = 6.5

therefore s = 6.5

Checking work

12.5 + 8 + s =

12.5 + 8 + 6.5 = 27

2 to the power of 6 times 9x if x=12

Answers

Answer:

[tex]6 {}^{2} = 36 [/tex]

[tex]x = 12[/tex]

[tex]9 \times 12 = 108[/tex]

[tex]108 \times 36 = 3888[/tex]

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