answersLogoWhite

0


Best Answer

Yes.

That is a requirement of all quadrilaterals. Convexity or concavity are irrelevant.

User Avatar

Wiki User

13y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: Does a concave quadrilateral's angles have to add up to 360?
Write your answer...
Submit
Still have questions?
magnify glass
imp