The interior and exterior angle of a regular polygon is in ratio 3:1 find the no of sides in the polygon
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1
let
3x. 1x
intttt. 90°
an ext...180°
3x. 1x
intttt. 90°
an ext...180°
Answered by
1
3x + x = 180
4x = 180
x = 180/4
x = 45
the exterior angle is 45
the interior angle = 3x = 45 * 3 = 135
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