Find the Missing Measures in Similar Figures

The two figures are similar. What is the scale factor going from the smaller figure to the larger figure?

• 6/5

• 5/6

• 25/36

• 36/25

Are the two figures similar

• yes

• no

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Find the missing side of the large triangle, then, find the PERIMETER of the large triangle.

• the missing side is 12, the perimeter is 24

• the missing side is 12, the perimeter is 36

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

• x = 1

• x = 3

• x = 9

• x = 5

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

• 3.75

• 9.75

• 10

• 12

The triangles are similar, solve for the question mark.

• 8

• 12.5

• 18

• 24

Find the height of the tree.

• 8 ft

• 12 ft

• 13 ft

• 15 ft

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

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

• x = 20

• x = 12

• x = 5

• x = 4