### All ISEE Lower Level Quantitative Resources

## Example Questions

### Example Question #511 : Plane Geometry

On a number line, what is the length of a line that stretches from to ?

**Possible Answers:**

**Correct answer:**

is units to the left of zero on the number line. is units to the right of zero on the number line.

The length of the line would then be .

### Example Question #2 : How To Find Length Of A Line

If the radius of a circle is equal to , then what is the value of the diameter?

**Possible Answers:**

**Correct answer:**

The length of a dimater is twice the length of the radius. Given that the length of the radius is , the dimater will be equal to .

### Example Question #1 : Lines

The length of is and the length of is .

What is the length of in terms of and ?

**Possible Answers:**

**Correct answer:**

Using the segment addition postulate, we know that . We can substitute and for and and solve for .

Substitute:

Subtract y from both sides:

Simplify:

### Example Question #1 : How To Find Length Of A Line

The length of BC is x and the length of CE is y.

What is the length of segment ?

**Possible Answers:**

**Correct answer:**

Segments and make up segment . Using the segment addition postulate, add the lengths of and to find the length of .

Substitute and :

### Example Question #1 : Lines

The length of is and the length of is .

What is the length of segment ?

**Possible Answers:**

**Correct answer:**

Using the segment addition postulate, we know that . We can substitute and for and and solve for .

Substitute:

Subtract y from both sides:

Simplify:

### Example Question #6 : How To Find Length Of A Line

The length of is and the length of is .

What is the length of segment in terms of and ?

**Possible Answers:**

**Correct answer:**

Segments and make up segment . Using the segment addition postulate, add the lengths of and to find the length of .

Substitute and :