Missing Sides of Similar Figures

Set up a proportion to find the missing side (x).

• 56

• 72

• 63

• 84

• 76

Find the missing length of KN

• 40 cm

• 64 cm

• 6.4 cm

• 2.5 cm

Find the length of OT.

• 19.8 in

• 6.1 in

• 5.5 in

• 14.78 in

What must the value of x be in order for the figures below to be similar?

• 112.5 ft

• 50 ft

• 70 ft

• 64 ft

Find n

• x = 21

• x = 27

• x = 36

• x = 30

Find x

• 25 ft

• 15.4 ft

• 21 ft

• 32 ft

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

• x = 12

• x = 3

• x = 40

• x = 4

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 = 1

• x = 3

• x = 9

• x = 5

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24