Volume Of Rectangular Prisms Worksheet
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Volume of Rectangular Prisms
Now
B E F O R E
W H Y ?
You found the surface area of
You’ll find the volume of
So you can find the cost to fill a
rectangular prisms.
rectangular prisms.
window box, as in Ex. 19.
In the Real World
Word Watch
Aquarium
An aquarium shaped like
a rectangular prism has a length
volume, p. 607
of 120 centimeters, a width of
60 centimeters, and a height of
100 centimeters. How much water
is needed to fill the aquarium?
The
volume
of a solid is the
amount of space it contains.
Volume is measured in cubic units,
(
3
)
(
3
)
such as cubic feet
ft
and cubic meters
m
.
Volume of a Rectangular Prism
Words The volume V of a rectangular prism is
h
the product of the length, width, and height.
w
Algebra V
lwh
l
1
Volume of a Rectangular Prism
E X A M P L E
To find the amount of water needed to fill the aquarium described above,
find the volume of the aquarium.
V
lwh
Write formula for volume of a rectangular prism.
(120)(60)(100)
Substitute 120 for l, 60 for w, and 100 for h.
720,000
Multiply.
You need 720,000 cubic centimeters of water to fill the aquarium.
ANSWER
Y
Find the volume of the rectangular prism.
our turn now
1.
2.
3.
2 m
6 ft
10 in.
3.5 m
6 in.
5 ft
16 in.
4 ft
1 m
Lesson 12.5
Volume of Rectangular Prisms
607
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