Question

Find the surface area of this prism. Show your reasoning. Organize it so it can be followed
by others.
3 cm
3 cm
3 cm
9 cm
6 cm
6 cm

Answer 1

1396.25 is what the answer is
A= 6ah+3 square root of 3 a squared = 6*12*9+3* square root of 3 *12 square