Define concave polygon.
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Concave polygon is a polygon that has one or more interior angles greater than 180°.
A polygon with at least one interior angle greater than 1800 is a concave polygon.
Concave polygon must have at least four sides.
A polygon with at least one interior angle greater than 1800 is a concave polygon.
Concave polygon must have at least four sides.
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a polygon in which at least one angle is more than 180 degree is called concave polygon.
example of a concave polygon is a star.
it must be of 4 sides.
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