Question

can someone do this for me rq I’m being timed and I don’t know how to find the surface area of this use

Answer 1

SA = 2280 cm²

Explanation:

bottom & top = 40 x 12 x 0.5 x 2 = 480

sides = (13x20) + (40)(20) + (37)(20) = 1800

1800 + 480 = 2280 cm²