# High School Math : How to find the volume of a cone in pre-algebra

## Example Questions

### Example Question #1 : How To Find The Volume Of A Cone In Pre Algebra

What is the volume of a cone with a base radius of  and a height of ?

Explanation:

To find the volume of a cone we must use the equation

We must first solve for the area of the base using .

The equation for the area of a circle is

We plug in  and square it to get

We then plug our answer into the equation for the cone with  to get

We multiply to get our final answer for the volume of the cone .

### Example Question #2 : How To Find The Volume Of A Cone In Pre Algebra

What is the volume of a cone with a circle radius of  and a height of ?

Explanation:

To find the volume of a cone we must use the equation

We must first solve for the area of the circle using

The equation for the area of a circle is

We plug in  and square it to get

We then plug our answer into the equation for the cone with  to get

We multiply to get our final answer for the volume of the cone .

### Example Question #3 : How To Find The Volume Of A Cone In Pre Algebra

What is the volume of a cone with a circle radius of  and a height of ?

Explanation:

To find the volume of a cone we must use the equation

We must first solve for the area of the circle using

The equation for the area of a circle is

We plug in  and square it to get

We then plug our answer into the equation for the cone with  to get

We multiply to get our final answer for the volume of the cone .

### Example Question #161 : Geometry

What is the volume of a cone with a radius of  and a height of ?

Explanation:

To find the volume of a cone, use the equation:

Solve for the area of a circle with radius :

Substitute  for area of circle and  for height into the equation for volume

.

### Example Question #1 : How To Find The Volume Of A Cone In Pre Algebra

What is the volume of a cone with a height of meters and a base diameter of  meters?