Question

what is mean by concave angle​

Answer 1

The angle which is below or of 180° is known as concave angle.

Answer 2

${\huge{\star{\mathfrak{\red{\bold{\boxed{\boxed{\boxed{hello}}}}}}}}{\star}}</p><p>$

$\huge\underline\mathcal\purple{Answer♡}</p><p>$

A concave polygon is a polygon that has at least one angle greater than 180 degrees.

And the angle is called concave angle.

$\mathcal\blue{Mark }</p><p>$$\mathcal\blue{As }</p><p>$$\mathcal\blue{Brainliest }</p><p>$