8.G.C.9 math practice. Learn by doing.

8.G.C.9 practice covers know the formulas for the volumes of cones, cylinders, and spheres and use them to solve real-world and mathematical problems. Work through 8 free questions with answers and explanations, then continue in the related math games.

Grade 71 mapped skills
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Skills aligned to 8.G.C.9

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8 free questions · 0/0 correct

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A cylinder has radius 22 and height 44. Using π=3\pi = 3, what is its volume?

V=πr2h=3×4×4=48V = \pi r^2 h = 3 \times 4 \times 4 = 48.

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A rectangular prism has length 22, width 44, and height 99. What is its volume?

V=2×4×9=72V = 2 \times 4 \times 9 = 72.

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A cylinder has r2=9r^2 = 9 and height 33. Using π=3\pi = 3, what is its volume?

V=πr2h=3×9×3=81V = \pi r^2 h = 3 \times 9 \times 3 = 81.

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A rectangular prism has length 22, width 33, and height 44. What is its volume?

V=2×3×4=24V = 2 \times 3 \times 4 = 24.

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A cylinder has radius 11 and height 55. Using π=3\pi = 3, what is its volume?

V=πr2h=3×1×5=15V = \pi r^2 h = 3 \times 1 \times 5 = 15.

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A rectangular prism has length 22, width 55, and height 66. What is its volume?

V=2×5×6=60V = 2 \times 5 \times 6 = 60.

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A cylinder has radius 22 and height 33. Using π=3\pi = 3, what is its volume?

V=πr2h=3×4×3=36V = \pi r^2 h = 3 \times 4 \times 3 = 36.

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A rectangular prism has length 33, width 33, and height 55. What is its volume?

V=3×3×5=45V = 3 \times 3 \times 5 = 45.

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