Volume of Cylinders, Cones, and Spheres — Unit test Answers
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Which expressions represent the volume of metal needed, in cubic millimeters, to make the pipe? Select two options.
A
21π(10)2 – 21π(6)2B
π(20)2(21) – π(6)2C
2,100π – 756πD
7,644πE
1,34422
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A rectangular prism with a square base is cut from the center of a triangular prism. Each side of the square base measures 1.7 units.
A
11.6 units3B
45.4 units3C
57.0 units3D
68.6 units323
A pyramid with a rectangular base is stacked on top of rectangular prism. The height of the composite figure is 12 inches. The lengths of the rectangular base are 7 inches and 3 inches. The height of the rectangular prism is 4 inches.
A
140 cubic inchesB
147 cubic inchesC
168 cubic inchesD
196 cubic inches24
A right cylinder has a radius of 2 units and a height of 5 units.
A
31.4 cubic units.B
62.8 cubic unitsC
157.1 cubic unitsD
314.2 cubic units.25
The height of a cone is twice the radius of its base.
A
πx3
B
πx2
C
2πx3D
4πx3Did you find these answers helpful?
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