Envision Math 2.0: Grade 6, Volume 2
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Envision Math 2.0: Grade 6, Volume 2 View details
Review

Exercise 2 Page 446

Remember the formula for the volume of a prism.

126 ft^3

Practice makes perfect

We are given a rectangular prism and we want to find its volume.

The volume of a rectangular prism with length l, width w, and height h can be calculated using the following formula. V=l wh We are given that l= 8, w= 4 12, and h= 3 12, so we have enough information to calculate the value of V.
V=l wh
V= 8( 4 12)( 3 12)
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Simplify right-hand side
V=8(4*2+1/2)(3*2+1/2)
V=8(8+1/2)(6+1/2)
V=8(9/2)(7/2)
V=8(9*7/2*2)
V=8(63/4)
V=8*63/4
V=504/4
V=126
The volume of the prism is 126 ft.^3