Volume of a Solid of Revolution (1)


Problem



How to use the applet.

Rotation
"Animate" button shows the revolution of the original figure about the x-axis.
A Cross-Section
It shows the solid of revolution and a cross-section.
To move the cross-section, click "+" and "-" button.
Disks
It visualizes the idea of disk method. The volume of the solid is approximated by computing the sum of the volume of disks. To change the number of disks, click "+" and "-" button.

Applet



Solution