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A triangle.

A triangle.

A triangle.

A triangle.

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14y ago
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A triangle.

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Q: What is one polygon that can't be concave?
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What is a concave polygons?

a concave polygon is that polygon whose at leat one of the angles is greater than 180 degree


What are the similarities between regular polygon and a concave polygon?

A regular polygon is a special kind of convex polygon - one in which all the sides are of the same length and all the angles are equal. Convex and concave polygons form disjoint sets: so no concave polygon can be regular.


What is a nonconvex polygon?

A nonconvex polygon is a concave polygon. All polygons with 4 or more sides can be concave. An arrowhead is an example of a concave quadrilateral. The back of an envelop (where the sides are folded and glued together) is a concave pentagon.


What is a polygon called when one of the sides goes inside the shape?

A concave polygon.


A pool is in the shape of a polygon. The segments and vertices of the polygon are shown. Is this polygon convex or concave?

concave


What kind of polygon has at least one dent that is a vertex pointing toward the interior of the polygon?

A concave polygon.


A concave polygon has at least dent in it?

At least one.


What is a polygon that bends in?

It is a concave polygon. There are polygons of 4 or more sides that are concave.


How many dents does a concave polygon have?

A polygon that has one or more interior angles greater than 180° is called concave. So it has at least one, but may have more.


A polygon that is not convex?

Is a concave polygon.


Is a concave polygon a regular polygon?

No, a concave polygon cannot be a regular polygon.


A square is an example of a quadrilateral that is both a regular concave polygon and a regular convex polygon?

No. There can be no regular concave polygon.