Similar Figure Story Problems

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 height of the person using what you know about similar triangles.

• 4 ft

• 6.25 ft

• 1.25 ft

• 5.75 ft

Solve for x.

• 2

• 4.5

• 7

• 4

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

• x = 1

• x = 3

• x = 9

• x = 5

Find the perimeter of the large triangle. (First find the missing side length)

• 24

• 36

• 12

• 54

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

• x = 20

• x = 12

• x = 5

• x = 4

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

• x = 10

• x = 4

• x = 2

• x = 5

Find missing side

• 5

• 7

• 9

• 11

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Find side length X.

• 30

• 25

• 15

• 40