Find the missing numbers for the dimensions and measures of a rectangular prism...

Question

Length ?
Width 2.5 m
Height 4.6 m
Surface Area ?
Volume 172.5 m to the third power

Please answer the one's with a ?. Thank you.

Answer 1

2.5 * 4.6 * x = 172.5

x = 15

surface area = 2 * wh + 2*wl + 2*hl

2.5 * 4.6 * 2 + 2*2.5 * 15 + 2*4.6*15 =?