Question

what is concave quadrilateral​

Answer 1

Answer:

Concave quadrilateral: A quadrilateral is called a concave quadrilateral, if at least one line segment joining the vertices is not a part of the same region of the quadrilateral. ... In a concave quadrilateral at least one angle is a reflex angle, i.e., an angle larger than 180°.

Answer 2

Step-by-step explanation:

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Concave quadrilateral: A quadrilateral is called

a concave quadrilateral, if at least one line segment joining the vertices is not a part of the same region of the quadrilateral. ... In a concave quadrilateral at least one angle is a reflex angle, i.e., an angle larger than 180°.