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

Study concepts, example questions & explanations for High School Math

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Example Questions

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Example Question #11 : How To Find The Volume Of A Cylinder In Pre Algebra

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

Possible Answers:

Correct answer:

Explanation:

The formula for the volume of a cylinder is the area of the base circle times the height, or .

Plug in our given info to solve.

Example Question #12 : How To Find The Volume Of A Cylinder In Pre Algebra

What is the volume of a cylinder with a circle radius of  and a length of ?

Possible Answers:

Correct answer:

Explanation:

To find the volume of a cylinder we must know the equation for the volume of a cylinder, which is .

In this example, the length is  and the radius is , so our equation will look like this: 

We then square the  to get .

Then perform multiplication to get .

Example Question #13 : How To Find The Volume Of A Cylinder In Pre Algebra

What is the volume of a cylinder with a circular side with a radius of  and a length of ?

Possible Answers:

Correct answer:

Explanation:

To find the volume of a cylinder we must know the equation for the volume of a cylinder which is

In this example the length is  and the radius is  so our equation will look like this 

We then square the  to get 

Then perform multiplication to get .

Example Question #14 : How To Find The Volume Of A Cylinder In Pre Algebra

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

Possible Answers:

Correct answer:

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 #15 : How To Find The Volume Of A Cylinder In Pre Algebra

A cylinder has a radius of  inches and a height of  inches. What is the volume of the cylinder? 

Possible Answers:

 inches cubed 

 inches cubed 

 inches cubed 

 inches cubed

 inches cubed

Correct answer:

 inches cubed 

Explanation:

The formula for the volume of a cylinder is , where  is the radius, and  is the height. 

Plugging into this formula with our given values, we see that  inches cubed. 

Example Question #16 : How To Find The Volume Of A Cylinder In Pre Algebra

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

Possible Answers:

Correct answer:

Explanation:

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

Substitute the given values for radius and height:

Example Question #11 : How To Find The Volume Of A Cylinder In Pre Algebra

What is the volume of a cylinder with a circle radius of  and a length of ?

 

Possible Answers:

Correct answer:

Explanation:

To find the volume of a cylinder we must know the equation for the volume of a cylinder which is .

Here the length is  and the radius is , so the equation becomes .

First square the  to get .

Then perform multiplication to get .

The answer is therefore .

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