Question

Jack found the volume of the prism pictured to the right by multiplying 5 x 8 and then adding 40 + 40 + 40 = 120. He says the volume is 120 cubic inches.

Answer 1

he is incorrect because he forgot to add the first 40 from when he multiplyed 5x8

Explanation:

Answer 2

Explanation:

Jack is wrong

It should be 8 * 5 = 40

40 + 40 + 40 + 40 = 160