Question

@mathstudent55 What is the surface area of a cube with faces that each have an area of 12 cm2?

A.
36 cm2

B.
48 cm2

C.
72 cm2

D.
144 cm2

Answer 1

There are 6 faces on a cube. The surface area is the total area of all the faces added together. So what do you think you need to do? :)

Answer 2

*

Answer 3

no +

Answer 4

it's C

Answer 5

Correct, great job! ^.^
12*6=72 or 12+12+12+12+12+12=72

Answer 6

thx