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Grade 8 math · N.5 · Volume of cylinders, cones and spheres

Volume of a cone

Volume of a cone = ⅓ × π × radius² × height.

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  1. A cone has a radius of 8 cm and a height of 9 cm. Find its volume in cm³. Use π = 3.14.

    Answer: 602.88

  2. A cone has a radius of 10 cm and a height of 18 cm. Find its volume in cm³. Use π = 3.14.

    Answer: 1884

  3. A cone has a radius of 8 cm and a height of 6 cm. Find its volume in cm³. Use π = 3.14.

    Answer: 401.92

Tip: Volume of a cone = ⅓ × π × radius² × height.

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