Asked by Anonymous

The sum of interior angles of a polygon is 5040 calculate the polygons number of sides
Answered by oobleck
If there are n sides, the angles sum to (n-2)*180
so, solve for n in
180(n-2) = 5040
Answered by mathhelper
for an n-gon, sum of interior angles = 180(n-2)
180(n-2) = 5040
n-2 = 28
n = 30

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