Tuesday, October 29, 2013

Spheres

Video of the Day

Spheres

Video Guide

Definition of a sphere

An example of the definition of a sphere

Radius of a sphere explained.

The great circle explained with an illustration

Definition of hemisphere and a brief explanation of hemisphere

Formula for surface area of a sphere

Formula for volume of a sphere

Sample problem with step by step instruction over how to find surface area of a sphere.with an exact answer and a rounded decimal.

Example problem with step by step instructions for finding the volume of a sphere.