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

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

Step-by-step explanation:

536

step-by-step explanation:

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80