Angles Of Polygons 2

Question 1 / 3

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1.

30 + 6 + 9(36) = 360

Explanation

30 + 6 + 9(36) = 360

About This Quiz

Sum of ext angles = 360
sum of int angles = (n-2)180
polygon with n sides has n angles.

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Square

Regular hexagon

Regular octagon

Regular decagon

Regular nonagon

Ext angle = 180 / (1+4) = 36
No. of sides = 360 / 36 = 10

Explanation

Ext angle = 180 / (1+4) = 36
No. of sides = 360 / 36 = 10

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