Math Practice 101
Homework Explained - Math Practice 101

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Grade 8 McGraw Hill Glencoe - Answer Keys


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  Extra Practice  

Copy and Solve For Exercises 15-33, show your work and answers on a separate piece of paper.

Find the volume of each cone. Round to the nearest tenth.

  • Question 19 (request help)

    height: 24 centimeters

    diameter: 8 centimeters
  •     \(\text{cm}^{3}\)
  • Question 20 (request help)

    height: 9 inches

    diameter: \(7\cfrac{1}{2}\) inches
  •     \(\text{in.}^{3}\)
  • Question 21 (request help)

    Austin is using the funnel shown to fill a glass bottle with colored sand. Estimate the volume of the funnel.
  • \(\text{V}\approx\)   \(\text{ in.}^{3}\)
  • Question 22 (request help)

    Mount Rainier, a cone-shaped volcano in Washington, is about 4.4 kilometers tall and about 18 kilometers across its base. Find the volume of Mount Rainier to the nearest whole number.
  •     \(\text{km}^{3}\)
  • Question 23 (request help)

    The volume of a cone is 471.24 cubic inches and the height is 8 inches. What is the diameter?
  •     in.
  • Question 24 (request help)

    The volume of a cone is 593.46 cubic inches. The radius is 9 inches. Find the height of the cone to the nearest inch.
  •     in.

Persevere with Problems Find the height of each cone. Round to the nearest tenth.

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