Calculating Volume of a Sphere

The video tutorial explains how to find the volume of a sphere. It begins with an introduction to the concept of a sphere as a three-dimensional circle. The formula for calculating the volume of a sphere, 4/3 π r³, is presented and explained. An example is provided where the radius is given as 6, and the calculation is demonstrated step-by-step, resulting in a volume of 288π cubic units. Viewers are encouraged to practice the calculation using a calculator.

What is the formula to calculate the volume of a sphere?

• 4/3 π r^3

• 2 π r^3

• π r^3

• 4/3 π r^2

If the radius of a sphere is 6, what is the first step in calculating its volume?

• Square the radius

• Divide the radius by 3

• Cube the radius

• Multiply 6 by π

What is the result of cubing the radius 6 in the volume calculation?

• 432

• 36

• 72

• 216

After cubing the radius and multiplying by 4, what is the next step in the calculation?

• Subtract 3

• Multiply by π

• Divide by 3

• Add 3

What is the final expression for the volume of the sphere with radius 6?

• 216 π

• 288 π

• 432 π

• 288