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Grade 8 math · N.3 · Volume of cylinders, cones and spheres

Volume of a cylinder from its diameter

Volume of a cylinder = π × radius² × height.

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  1. A cylinder has a diameter of 6 cm and a height of 5 cm. Find its volume in cm³. Use π = 3.14.

    Answer: 141.3

  2. A cylinder has a diameter of 20 cm and a height of 19 cm. Find its volume in cm³. Use π = 3.14.

    Answer: 5966

  3. A cylinder has a diameter of 12 cm and a height of 2 cm. Find its volume in cm³. Use π = 3.14.

    Answer: 226.08

Tip: Volume of a cylinder = π × radius² × height.

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