Homework Explained - Math Practice 101

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Grade 8 HMH Go Math - Answer Keys
Chapter 13:Volume; Lesson 1: Volume of Cylinders

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Guided Practice

  • Question 1 (request help)

    Vocabulary Describe the bases of a cylinder.

  • Type below:
  • Question 2 (request help)

    Figure 1 shows a view from above of inch cubes on the bottom of a cylinder. Figure 2 shows the highest stack of cubes that will fit inside the cylinder. Estimate the volume of the cylinder. Explain your reasoning.

  •     \(\text{ in}^3\)
  • Question 3 (request help)

    Find the volume of the cylinder to the nearest tenth. Use 3.14 for \(\pi\).

    The volume of the cylinder is approximately _____\(\text{ m }^3\).

  •     \(\text{ m}^3\)
  • Question 4 (request help)

    A Japanese odaiko is a very large drum that is made by hollowing out a section of a tree trunk. A museum in Takayama City has three odaikos of similar size carved from a single tree trunk. The largest measures about 2.7 meters in both diameter and length, and weighs about 4.5 metric tons. Using the volume formula for a cylinder, approximate the volume of the drum to the nearest tenth. 

    The radius of the drum is about _____ m.

    The volume of the drum is about _____ \(\text{m} ^3 \).

  • The radius of the drum is about     m
    The volume of the drum is about     \(\text{ m}^3\)


  • Question 5 (request help)

    How do you find the volume of a cylinder? Describe which measurements of a cylinder you need to know.

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