Question

Find the area of the rectangular prism ​

Answer 1

384 sq ft.

Explanation:

Given:

L = 12 ft

W = 9 ft

H = 4 ft

Required:

Surface area of the rectangular prism

SOLUTION:

Surface Area of rectangular prism = 2(LW + LH + WH)

SA = 2(12*9 + 12*4 + 9*4)

SA = 2(108 + 48 + 36)

SA = 2(192)

SA = 384 ft²