Similar Figures

Mrs. Ashley used similar triangles to make a design.  Which statement about the triangles in the design must be true?

• They are the same size and shape.

• They are the same size but different shapes.

• They have corresponding angles that are congruent.

• They have corresponding sides that are congruent.

Parallelogram PQRS is similar to parallelogram WXYZ.
What is the length of line segment YZ?

• 3 units

• 11.6 units

• 5 units

• 4.5 units

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

• x = 1

• x = 3

• x = 9

• x = 5

The polygons are similar. Find x.

• x = 2

• x = 6

• x = 4 

• x = 8

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

• x = 11

• x = 4.5

• x = 5

• x =4

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.

• 3

• 5

• 6

• 9

Sides in similar figures must be proportional.  

• True

• False 

Find missing side

• 5 m

• 7 m

• 9 m

• 11 m