Find the exterior angle of a regular decagon
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Answer:
Number of sides: 10.
Number of vertices: 10.
Interior angle: 144° ; summing to 1,440°
Exterior angle: 36° ; summing to 360°
Area: ½ × perimeter × apothem.
Perimeter: 10 × side.
Properties: Convex, cyclic, equilateral, isogonal, isotoxal.
Type: Regular polygon.
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Each angles is 36° AND Sum will be 360°
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