Question

Help on number eight

Answer 1

Its length would be 9 ft so 9 x 8 is 72.

Answer 2

The new P=34, and P=2w+2l, or 34=2w+2(8)
2w=34-16
2w=18
2w/2=18/2
w=9
A=9 x 8
A= 72 square ft., or answer B