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Imagine rotating the flag at right about its pole.

  1. Describe the resulting three-dimensional figure. Draw a picture of this figure on your paper.
    To help you visualize this, use the 1-42 eTool (Desmos).

    To help you visualize the 3D figure, refer back to the hint in problem 1-23.

  2. Find the volume of the rotated flag.

Use the eTool below to visualize the flag.
Click the link at right for the full version of the eTool: Calc 1-42 HW eTool