Similarity Quiz

The pair of figures is similar. Find the missing side.

• x = 20

• x = 12

• x = 5

• x = 4

Find the perimeter of the large triangle.

• 24

• 36

• 12

• 54

The two right triangles below are similar. What is x, the missing side length in triangle DEF? 

• 3.75

• 9.75

• 10

• 12

Find the missing perimeter.

• 15

• 20

• 25

• 30

Find the missing area. 

• 0

• 12

• 24

• 30

Find the missing area.

• 15

• 20

• 25

• 30

Find the missing side length.

• 32

• 35

• 20

• 16

Find the missing side length. 

• 16

• 12

• 35

• 15

Solve for x. 

• 8

• 6

• 10

• 12

What is the measure of x?

• 12

• 15

• 6

• 9