Volume of rectangular prisms

B

V= B•h B = area of the base

The base of a rectangular prism is a rectangle

h

The area of a rectangle is length times width

l• w

How to find the volume of a rectangular prism

V= l • w •h

Find the volume of this rectangular prismRound your answer to the nearest hundredth

2.1 ft.

9.5 ft.

4.5 ft.

V= B•h

2.1•4.5

9.45 • 9.5

89.775 ft. ³

89.78 ft. ³

l• w

Volume of cylinders

Finding the volume of a cylinder

B = r2 V = Bh The base of a

cylinder is a circle(42)

16V = Bh

4m

12m16• 12

16• 12• 192 603.2 m³

Finding the volume of a cylinder

B = r2 V = Bh The base of a cylinder is a

circle

(62)36

V = Bh

8m

12m

36• 836• 8• 288 904.8 m³

You can’t use 12m it is the diameter

To find the radius you divide the diameter by 2

r = 6

Pages 479 – 4801 – 6 all

Answer bank3.146.28

12.5713

25.1329.5

102.5103.4

132141.4834.1

2580.3