Surface area of cubes

Surface area of cubes

First, a review of EXPONENTS

You can read this as:

• 4 to the 3rd power OR

• 4 cubed

Multiple Choice

9 squared

• 18

• 81

• 72

• 64

Multiple Choice

10 cubed =

• 1000

• 100

• 30

• 300

Multiple Choice

5²

• 10

• 15

• 20

• 25

Multiple Choice

2³

• 8

• 6

• 23

• 4

To find the area of a square, multiply SIDE x SIDE.

A = s²

Multiple Choice

The area of the square is

• 10 sq units

• 20 sq units

• 25 sq units

Multiple Choice

3² =

• 6

• 12

• 9

• 32

Multiple Choice

Find the area of the RED face. It is 3 x 3.

• 6

• 12

• 9

• 15

To find surface area of a cube, add the AREA of all of the faces.

Multiple Choice

Find the surface area of cube that is 3" x 3" x 3".

Remember, a cube has 6 faces.

• 6 ( 27 ) =162 sq in

• 6 ( 6 ) = 36 sq in

• 6 ( 9 ) = 54 sq in

• 27 sq in

Multiple Choice

Find the surface area of cube that is 2" x 2" x 2".

Remember, a cube has 6 faces.

• 6 ( 4 ) = 24 sq in

• 6 ( 8 ) = 48 sq in

• 8 sq in

• 16 sq in

Multiple Choice

1/2 x 1/2 =

• 1/6

• 1/4

• 2/4

• 300

Multiple Choice

Find the surface area of cube that is 1/2" x 1/2" x 1/2"

Remember, a cube has 6 faces.

• 6 ( 1/4 ) = 6/4 or 3/2 sq in

• 6 ( 1/2 ) = 3 sq in

• 6 ( 1/8 ) = 6/8 or 3/4 sq in

• 1/6 sq in.

Multiple Choice

(1/3)² =

• 1/6

• 2/3

• 1/9

• 4/10

Multiple Choice

Find the surface area of cube that is 1/3" x 1/3" x 1/3"

Remember, a cube has 6 faces.

• 6 ( 1/3 )= 2 sq in.

• 6 ( 1/9 ) = 6/9 or 2/3 sq in

• 6 ( 1/27 ) = 6/27 sq in

• 1/6 sq in.