Question

Define a concave quadrilateral and convex quadrilateral​

Answer 1

Answer:

A quadrilateral is a four sided polygon that can be classified in several categories based on its properties. Quadrilaterals can be categorized as convex or concave. If the quadrilateral has an interior angle greater than 180 degrees, it is concave. ... A quadrilateral with one set of parallel sides is a trapezoid.

Explanation :

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Answer 2

Answer:

Convex quadrilateral

A quadrilateral in which the measure of each angle is less than 180° is called a concave quadrilateral.

Concave quadrilateral

A quadrilateral in which the measure of one of the angle is more than 180° is called a concave quadrilateral.