Question

What is the surface area of the rectangular prism?
528 cm 2
440 cm 2
404 cm 2
484 cm 2

Answer 1

where is your prism, please?

Answer 2

hint:
the requested total surface S is:
\[\Large S = 2 \times \left( {11 \times 8 + 11 \times 6 + 6 \times 8} \right) = ...\]

Answer 3

404

Answer 4

since we have two 8x11 rectangles, two 6x11 rectangles, and two 6x8 rectangles

Answer 5

that's right!

Answer 6

xD