Question

what is the surface area ? (rectangular prism)

Answer 1

 A = 2WL + 2LH + 2HW, W is the width L is the length and H is the Height

Answer 2

416

Because:

12 x 4 = 48
48 x 2 = 96

10 x 4 = 40
40 x 2 = 80

12 x 10 = 120
120 x 2 = 240

240 + 96 + 80 = 416