Answer:
11.61895003
Step-by-step explanation:
Total Distance = 392 miles
Total Time = 7 hours
Average Miles / hour = 392 miles / 7 hours
Average Miles / hour = 56 miles per hour
C) 6 ft
Perimeter is just adding the side lengths together so...
31-15-10=x
6=x
so your answer is 6ft
^^
I just pressed 27/90 on the calculator hahahha
