I am pretty sure that it is a concave polygon.
Answer:
-5√7 + 7√6
Step-by-step explanation:
5√7 + 12√6 - 10√7 - 5√6
Adding like terms:-
= -5√7 + 7√6 Answer.
Answer:
3.0909090909 repeating
=3.09
Step-by-step explanation:
please mark me brainliest if this is right :)