Asked by Strawberry Cow
What is the sum of interior angles of a 22-gon?
(1 point)
Responses
3960°
3960°
3600°
3600°
3780°
3780°
3420°
3420°
(1 point)
Responses
3960°
3960°
3600°
3600°
3780°
3780°
3420°
3420°
Answers
Answered by
Damon
Saying why again
an exterior angle is 180 + 360 / n
so an interior angle is 360 - (180 +360/n) = 180 - 360/n
sum of interiors = n (180-360/n) = 180 n - 360 = 180 ( n - 2)
an exterior angle is 180 + 360 / n
so an interior angle is 360 - (180 +360/n) = 180 - 360/n
sum of interiors = n (180-360/n) = 180 n - 360 = 180 ( n - 2)
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