How to find the perimeter of a trapezoid

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SSAT Middle Level Quantitative › How to find the perimeter of a trapezoid

Questions 1 - 10
1

Measured in units, the bases of a trapezoid are and , the lengths are , and the height is unknown. What is the perimeter of the trapezoid in units?

Impossible to calculate.

Explanation

The perimeter is solved by adding the two bases together, and , along with both the lengths, .

Therefore the equation becomes,

2

Measured in units, the bases of a trapezoid are and , the lengths are , and the height is unknown. What is the perimeter of the trapezoid in units?

Impossible to calculate.

Explanation

The perimeter is solved by adding the two bases together, and , along with both the lengths, .

Therefore the equation becomes,

3

Find the perimeter of the trapezoid:
Question_12

Explanation

The perimeter of any shape is equal to the sum of the lengths of its sides:

4

Measured in units, the bases of a trapezoid are and , the lengths are , and the height is unknown. What is the perimeter of the trapezoid in units?

Impossible to calculate.

Explanation

The perimeter is solved by adding the two bases together, and , along with both the lengths, .

Therefore the equation becomes,

5

Trapezoid

Find the perimeter of the given trapezoid if

27

24

31

20

Explanation

In order to find the perimeter of the trapezoid, we must find the sum of the outer edges:

Trapezoid_labeled

Notice that we didn't use height in our calculation.

6

Measured in units, the bases of a trapezoid are and , the lengths are , and the height is unknown. What is the perimeter of the trapezoid in units?

Impossible to calculate.

Explanation

The perimeter is solved by adding the two bases together, and , along with both the lengths, .

Therefore the equation becomes,

7

Measured in units, the bases of a trapezoid are and , the lengths are , and the height is unknown. What is the perimeter of the trapezoid in units?

Impossible to calculate.

Explanation

The perimeter is solved by adding the two bases together, and , along with both the lengths, .

Therefore the equation becomes,

8

Trapezoid

Find the perimeter of the given trapezoid if

20

14

19

18

Explanation

To find the perimeter, we must find the sum of the OUTER edges: Trapezoid_labeled

Notice that the height wasn't included in our calculation.

9

Trapezoid

Find the perimeter of the given trapezoid if

Explanation

In order to find the perimeter, find the sum of the outer edges:

Trapezoid_labeled

Notice that we didn't use height in our calculation.

10

Measured in units, the bases of a trapezoid are and , the lengths are , and the height is unknown. What is the perimeter of the trapezoid in units?

Impossible to calculate.

Explanation

The perimeter is solved by adding the two bases together, and , along with both the lengths, .

Therefore the equation becomes,

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