Uncover valuable information and solutions with IDNLearn.com's extensive Q&A platform. Discover the information you need from our experienced professionals who provide accurate and reliable answers to all your questions.
Answer:
C.
Step-by-step explanation:
A concave polygon must have atleast an internal angle which is greater than other angles.
[tex]{ \underline{ \blue{ \sf{christ \: † \: alone}}}}[/tex]