what is the sum of all angles of a concave quadrilateral
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3
Answer:
360degrees
Step-by-step explanation:
the sum of all angles of a concave quadrilateral is 360 degrees
whether the quadrilateral is convex or concave the sum of angles is always 360 degrees
hope it helps you
Answered by
3
Step-by-step explanation:
it because sum of internal angles of any quadrilateral is 360°. It doesn't matter whether the quadrilateral is convex or concave one of the angle is more than 180°.
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