Answer:
Yes it is parallelogram because diagonals bisect each other.
Answer:
15
Step-by-step explanation:
The equation is just a plug in and solve. you have your given variables and all you have to do it plug them into the matching spot and solve
R=8 P=7
8+7=15
The answer is 60 because
40-10*2=60
hope it helps
I took geometry a while ago, I can help if you want.
