surface area of a cube
math is great by Brandon McGrew,Carla Lopez,Byron Couteeee
Formula
SA=6× a2
Examples #1
Example: Surface area of a cube with a side of length 4 = 4*4*6 = 96
Examples #2
Find the surface area if the length of one side is 3 cm
Surface area = 6 × a2
Surface area = 6 × 32
Surface area = 6 × 3 × 3
Surface area = 54 cm2
Examples #3
SA=6×a2
SA = 6 × (8)2
SA = 6 × (64)
SA = 384 cm2