Ratio Proportion and Similar Figures

The shapes are similar. Use proportions to find the value of x.

• x = 12 inches

• x = 7 inches

• x = 6 inches

• x = 10 inches

The shapes are similar. Use proportions to find the value of x.

• x = 8 inches

• x = 13 inches

• x = 10 inches

• x = 12 inches

The shapes are similar. Use proportions to solve for y.

• y = 11 ft

• y = 4.5 ft

• y = 5 ft

• y = 6.5 ft

The shapes are similar. Use proportions to find the value of y.

• y = 30 m

• y = 25 m

• y = 10 m

• y = 32 m

The shapes are similar. What is the scale factor? Simplify your answer.

• 4:1

• 1:5

• 5:1

• 5:4

The triangles are similar. Use proportions to find the value of x.

• x = 5

• x = 1

• x = 3

• x = 4

The triangles are similar. Use proportions to find the value of x.

• x = 9

• x = 2

• x = 6

• x = 3

The triangles are similar. Use proportions to find the value of x.

• x = 10

• x = 100

• x = 50

• x = 200

• x = 35

• x = 49

• x = 56

• x = 42

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

• x = 10

• x = 4

• x = 2

• x = 5