I think it is a square because a square has 4 equal sides and four right angles I hope this helped u!
Answer:
Step-by-step explanation:
729 = 9³
by definition
can be written as 
by the same reasoning
can be written as 
Just multiply 100 feet by 12 and you get 1200 inches per second, so more.
Answer:
adjacent angles
Step-by-step explanation:
they all touch
Answer: -4m-n
Step-by-step explanation:
5m-13m-n+4m
5m-13m+4m-n
-8m+4m-n
-4m-n