SOLUTION: A heptagon has two equal angles of 120 degree and five other equal angles.find the equal angles.
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Question 1007471: A heptagon has two equal angles of 120 degree and five other equal angles.find the equal angles.
Answer by fractalier(6550) (Show Source): You can put this solution on YOUR website!
The total number of degrees in a polygon of n sides is
180(n-2)
Here n = 7 so the total is 180(7-2) = 180(5) = 900 degrees
Two angles of 120 have been spoken for...that's 240 degrees, leaving
900 - 240 = 660 degrees to be split evenly between the five other angles.
660 / 5 = 132 degrees each.
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