When the semi-circular flag below is rotated, it has a volume of
Describe the resulting three-dimensional figure.
Use the eTool below to visualize the rotating flag.
Click the link at right for the full version of the eTool: Calc 1-60 HW eTool
What is the value of
If the diagram is rotated 90º and the flag is then rotated about a horizontal pole, will the volume change?
Build a model by taping a paper flag to a pencil. Try holding the pencil in different positions. Does the size or shape of the resultant solid change when the pencil is held horizontally vs. vertically?