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Finger [1]
2 years ago
10

A) Each exterior angle in a regular n-gon measures 40˚. How many sides does this n-gon have?

Mathematics
1 answer:
olga nikolaevna [1]2 years ago
6 0

Answer:

Because it is a regular polygon, the sum of all exterior angles is equal to 360 degrees (one revolution). If each side has an exterior angle of 40 degrees, we simply divide 360 by 40 to get 9.

Step-by-step explanation:

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XD me banearon de nuevo pero regrese igualmente no me pueden moderadores.
aleksandrvk [35]

Answer:

yeah what you said

7 0
3 years ago
Please help me. i will mark you as most brilliance and give you 5 stars! Please be specific when answering. thank you! :)
serg [7]

Step-by-step explanation:

5x+52=9x+20

subtract 5x on both sides

subtract 20 on both sides

32=4x

divide by 4 on both sides

x=8

plug in x to the equations for A, D, and C

A and D are 92°

C is 56°

B and C will add up to 90, so

90-56=34°

13y-6=34

add 6 on both sides

13y=40

divide by 13

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7 0
3 years ago
90.125 in expanded form
Alecsey [184]

Answer:

90 + 0.1 + 0.02 + 0.005

Step-by-step explanation:

7 0
3 years ago
Katelyn needs to cover her sofa cushions. If each cushion is a 10 in. by 11 in. by 4 in. rectangular prism, and there are 3 cush
Svet_ta [14]

Answer:

1,164 in²

Step-by-step explanation:

the area of 1 sofa cushion =

2× ( 10×11 + 10×4 + 11×4)

= 2 × (110+40+44)

= 2×(194)

= 388 in²

the fabrics she needs to cover 3 sofa cushions =

3 × 388 = 1,164 in²

3 0
3 years ago
Can I do 50 quizzes in 2 weeks? Each takes about 5 minutes
rodikova [14]
So.
.
Let's get started with formulas.
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I KNOW you hate formulas!! So do I, but we have to use them. No "buts". 
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So, how many minutes are in 2 weeks?
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Search it up. For your convenience, it is 20,160 minutes.
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Well, I think you have your answer, since each quiz is 5 minutes, 5 times 50 (5 x 50) is 2,500 minutes.
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Yes, you can do 50 quizzes and MUCH MUCH more in 2 weeks.
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Hope I helped!!
8 0
3 years ago
Read 2 more answers
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