Question

Find the surface area.

Any help will be appreciated. Thank you

Answer 1

Answer: 144 units squared

Explanation:

Rec- 3 x 11 = 33

Rec- 4 x 11 = 44

Rec- 5 x 11 = 55

Tri- 3 x 4 = 12 12/.5 = 6

Tri- 3 x 4 = 12 12/.5 = 6

33 + 44 + 55 + (6 x 2)

33 + 44 + 55 + 12 = 144