### All High School Math Resources

## Example Questions

### Example Question #11 : How To Find The Area Of A Rectangle In Pre Algebra

A rectangular field has a width of miles and a length of miles. What is the area of the field?

**Possible Answers:**

square miles

square miles

square miles

square miles

square miles

**Correct answer:**

square miles

We have the length and width of a rectangle. We know that the formula for the area of a rectangle is .

Therefore,

square miles.

### Example Question #12 : How To Find The Area Of A Rectangle In Pre Algebra

A rectangle has a length of feet and a width of feet. What is the area of the rectangle?

**Possible Answers:**

square feet

square feet

square feet

square feet

square feet

**Correct answer:**

square feet

Recall that the Area of a rectangle is determined by the product of the length and the width. Thus, our area is square feet.

### Example Question #11 : How To Find The Area Of A Rectangle In Pre Algebra

If and , what is the area of the rectangle?

**Possible Answers:**

**Correct answer:**

### Example Question #12 : How To Find The Area Of A Rectangle In Pre Algebra

What is the area of a rectangle with width and length ?

**Possible Answers:**

**Correct answer:**

The area of a rectangle is found by multiplying the length times the width.

### Example Question #15 : How To Find The Area Of A Rectangle In Pre Algebra

The area of a particular rectangle is . If the length of the rectangle is twice the width, what is the width of the rectangle?

**Possible Answers:**

**Correct answer:**

The forumla for the area of a rectangle is Length X Width. Here, that would be Width X 2Width (length). Solving for width, you get

. Dividing by 2 and taking the square root of each side gives us

. Thus, the width of the rectangle is units.

### Example Question #16 : How To Find The Area Of A Rectangle In Pre Algebra

A square has a perimeter of . Find the area of the square.

**Possible Answers:**

**Correct answer:**

The formula for the perimeter of a square is ( = side length of the square).

If the perimeter is , then the side length is .

Then, to find the area of the square, square the side length ()

Thus, the area of the square is .