43.4k views
4 votes
How much frosting will be needed to frost a cake that is a rectangular prism with the length of 13 inches, width 10 inches & height of 4 inches

1 Answer

0 votes
surface area of a rectangular prism = 2(wl + hl + hw)
l = 13
w = 10
h = 4

SA = 2((10*13) + (4*13) + (4*10))
SA = 2((130 + 52 + 40))
SA = 2(222)
SA = 444 inches^2 <===
User Brad Hazelnut
by
6.4k points
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.