Question

what is convex and concave polygon?​

Answer 1

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• Every polygon is either convex or concave. The difference between convex and concave polygons lies in the measures of their angles. For a polygon to be convex, all of its interior angles must be less than 180 degrees. Otherwise, the polygon is concave.

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Answer 2

A convex polygon is defined as a polygon with all its interior angles less than 180° .

A simple polygon that is not a convex is called concave ,non convex or reentrant