### All ISEE Upper Level Math Resources

## Example Questions

### Example Question #1 : How To Find The Perimeter Of A Trapezoid

The bigger base length of a trapezoid is two times bigger than the smaller base length. Legs of the trapezoid have the same length of . If the perimeter of the trapezoid is , give the length of the smaller base.

**Possible Answers:**

**Correct answer:**

Explanation:

Like any polygon, the perimeter of a trapezoid is the total distance around the outside, i.e.

,

where are the lengths of each side.

Let small base length and big base length.

### Example Question #1 : How To Find The Perimeter Of A Trapezoid

The perimeter of the following trapezoid is .

The following is given:

Find .

Figure not drawn to scale.

**Possible Answers:**

**Correct answer:**

Explanation:

The perimeter of a trapezoid is equal to the sum of all of the sides, i.e.

,

where are the lengths of each side.

Paul

Certified Tutor

Certified Tutor

Queens University Belfast, Bachelors, International Economics. Open University, Masters, Strategic Management.

Samuel

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Certified Tutor

SUNY at Binghamton, Bachelors, English. CUNY Queens College, Current Grad Student, Mathematics Education.