PRE-ALGEBRA
Lesson 146 of 171

SURFACE AREA AND VOLUME
Volume of Cylinders, Spheres, and Cones
Students learn that the formula for the volume of a cylinder is pi times radius squared times height, so the volume of a cylinder that has a radius of 10 feet and a height of 40 feet is pi times 10 squared times 40, or pi times 100 times 40, or 4000 pi cubic feet. And since pi = 3.14,  more...
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