Question

The measure of each exterior angle of a regular polygon is 40°. How many sides does the polygon have?

12

18

20

9

Answer 1

cmo i know u guys are smart plz help lol

Answer 2

40 +y - 40 = 180 -40
y = 140 (sum of interior angles)
use polygon formula : y=180*(n-2)/n
plug in y
140=180-(360/n)
-40=-360/n
40=360/n
n(40)=(360/n)n
40n=360
n=9

Answer 3

:)

Answer 4

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Answer 5

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