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2-58.

diagram image for problem 2-58 Examine the diagram at right. Imagine spinning the rectangle around the y-axis. Think of a rectangular flap attached to the y-axis so that the rectangle will revolve around the y-axis.  2-58 HW Tool (Desmos). Homework Help ✎.

  1. Draw the resulting shape.

    After the rotation, the resulting shape is a cylinder.

  2. Find the volume of this shape.

    Use the eTool below to help you visualize this shape.
    Click the link at right for the full version of the eTool: CCA2 2-58 HW eTool