Question

I need help with this. Can't understand it.

Answer 1

ANSWER:66ft


p=2L+2w
2(15+4)+2(10+4)
2(19) + 2(14)
38 +28
———————
66

Answer 2

Explanation:

external length=15+4=19 ft

external width=10+4=14 ft

perimeter=2(19+14)=2×33=66 ft.