# ISEE Middle Level Math : Quadrilaterals

## Example Questions

### Example Question #41 : Quadrilaterals

A square stamp has an edge length of 6 centimeters, what is its area?

Explanation:

A square stamp has an edge length of 6 centimeters, what is its area?

To find the area of a square, simply square the side length:

### Example Question #42 : Quadrilaterals

If you have a square deck, what is the area when one of the sides is  feet?

Explanation:

The area of a square is the side length square, or multiplied by itself,

.

### Example Question #43 : Quadrilaterals

A city block is a perfect square with sides of .

What is the area of the city block?

Explanation:

A city block is a perfect square with sides of .

What is the area of the city block?

To find the area of a square, take the side length and square it.

So, we get:

### Example Question #44 : Quadrilaterals

Find the area of a square with a base of length 13 inches.

Explanation:

To find the area of a square, we will use the following formula:

where l is the length and w is the width of the square.

Now, we know the base of the square has a length of 13 inches.  Because it is a square, we know that all sides are equal.  Therefore, the width is also 13 inches.  Knowing this, we can substitute into the formula.  We get

### Example Question #45 : Quadrilaterals

Find the area of a square with a base of length 8 inches.

Explanation:

To find the area of a square, we will use the following formula:

where l is the length and w is the width of the square.

Now, we know the base has a length of 8 inches.  Because it is a square, we know that all sides are equal.  Therefore, all sides have a length of 8 inches.  This means the width is also 8 inches.  Knowing this, we can substitute into the formula.  We get

### Example Question #46 : Quadrilaterals

Find the area of a square with a base of 12 inches.

Explanation:

To find the area of a square, we will use the following formula:

where l is the length and w is the width of the square.

Now, we know the base of the square is 12in.  Because it is a square, we know that all sides are equal.  Which means all sides are 12in.  Therefore, the width is also 12in.  Knowing this, we can substitute into the formula.  We get

### Example Question #47 : Quadrilaterals

Find the area of a square with a width of 5 feet.

Explanation:

To find the area of a square, we will use the following formula:

where l is the length and w is the width of the rectangle.

Now, we know the width is 5 feet.  Because it is a square, all sides are equal.  This means the length is also 5 feet.

Knowing this, we can substitute into the formula.  We get

### Example Question #48 : Quadrilaterals

Find the area of a square with a width of 12cm.

Explanation:

To find the area of a square, we will use the following formula:

where l is the length and w is the width of the square.

Now, we know the width of the square is 12cm.  Because it is a square, all sides are equal.  Therefore, the length is also 12cm.

Knowing this, we will substitute into the formula.  We get

### Example Question #49 : Quadrilaterals

Use the following image to answer the question:

Find the area of the square.

Explanation:

To find the area of a square, we will use the following formula:

where is the length and w is the width of the square.

Now, let's look at the given square.

We can see the width is 8cm.  Because it is a square, we know that all sides are equal.  Therefore, the width is also 8cm.

Knowing this, we can substitute into the formula.  We get

### Example Question #50 : Quadrilaterals

Find the area of a square with a length of 11in.