Answer:
4
Step-by-step explanation:
I am not 100% sure but I really hope this helps you.
Answer:
10 by 8
Step-by-step explanation:
The perimater is 80 so number are added. The area would be a square 10 by 8 if you multiply 10 by 8 it will give you 80.
The answer would be C. $40.85
