### All Pre-Algebra Resources

## Example Questions

### Example Question #41 : Volume

A cylinder has a radius of 4 inches and a height of 5 inches. What is the volume of the cylinder?

**Possible Answers:**

**Correct answer:**

The formula for the volume of the cylinder is , where is the radius and is the height. Plug in the lengths we are given to solve:

The cylinder has a volume of .

### Example Question #1 : Volume Of A Cylinder

What is the volume of a cylinder with a height of 20 and a radius of 10?

**Possible Answers:**

**Correct answer:**

The volume of a cylinder is given by the formula:

with and , the equation is:

,

Thus, , or

### Example Question #1 : Volume Of A Cylinder

What is the volume of a cylinder with a diameter equal to and height equal to ?

**Possible Answers:**

**Correct answer:**

If the diameter is 6, then the radius is half of 6, or 3.

Plug this radius into the formula for the volume of a cylinder:

### Example Question #1 : Volume Of A Cylinder

Find the volume of the cylinder.

Jared buys a can of chicken noodle soup for dinner. The height of the can is . The radius of the can is . What is the volume of the can?

**Possible Answers:**

**Correct answer:**

The correct answer to the question is .

We know that a can is a cylinder. We also know that the formula for the volume of a cylinder is .

Plug in the numbers we are given:

Once we multiply these numbers, we get .

The unit for our answer is since we are solving a volume problem.

### Example Question #1 : Volume Of A Cylinder

Find the volume of a cylinder that has a radius of 2 inches and a height of 10 inches.

**Possible Answers:**

**Correct answer:**

Radius = 2 Inches

Height = 10

### Example Question #1 : Volume Of A Cylinder

Find the volume of a cylinder with a diameter of 1 and a height of 2.

**Possible Answers:**

**Correct answer:**

Write the formula for the volume of a cylinder.

Find the radius by dividing the diameter by 2.

### Example Question #7 : Volume Of A Cylinder

The area of the circular base of a cylinder is . The height of the cylinder is . What is the volume of the cylinder?

**Possible Answers:**

**Correct answer:**

Write the formula to find the volume of the cylinder.

The term represents the area of the circular base. Multiply the given area and the height to obtain the area.

### Example Question #8 : Volume Of A Cylinder

Find the volume of a cylinder if the radius is 2 and the height is 12.

**Possible Answers:**

**Correct answer:**

Write the volume formula for a cylinder.

Substitute the dimensions.

### Example Question #1 : Volume Of A Cylinder

Find the volume of a cylinder with a radius and height of .

**Possible Answers:**

**Correct answer:**

Write the formula for the volume of a cylinder.

Substitute the dimensions.

### Example Question #10 : Volume Of A Cylinder

Find the volume of the cylinder if the base has a circumference of and the height is 4.

**Possible Answers:**

**Correct answer:**

The base of a cylinder is a circle. Write the circumference formula.

Substitute the circumference and find the radius.

Write the formula to find the volume for cylinders.

Substitute the dimensions.

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