Question

Find the surface area of the cube shown below.

A) 72 cm²
B) 144 cm²
C) 864 cm²
D) 1,728 cm²

Answer 1

C) 864 cm2

Explanation:

Surface area of cube is 6a2

a=12, 12^2=144

6a2=6x12^2

6x144=864

So, surface area is 864

Answer 2

864 cm^2

Explanation:

Surface Area of a cube = 6 * s^2

s = side

6 * 12^2

6 * 144

864 cm^2