Ratios and Similar Polygons

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

Which of the following is NOT a way to prove triangles similar?

• AA

• AAS

• SSS

• SAS

Solve the proportion.

• 20

• 7

• 22

• 11

What side corresponds with AB? 

• BC

• FE

• DE

• FD

Solve for x. The two figures are similar.

• x = 6

• x = 9

• x = 7

• x = `0

Solve for the unknown in the equivalent ratios.
3/4 = 9/?

• 8

• 10

• 4

• 12

The ratio 5:15 simplifies to...

• 1:3

• 3:1

• 1:5

• 3:5

What is the ratio of circles to squares?

• 3:1

• 2:1

• 1:2

• 5:3

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW

• ΔXZY~ΔNWE

• ΔZYX~ΔENW

• ΔYZX~ΔNWE

Are the following similar? Why or why not?

• Yes

• No, the corresponding angles are not equal.

• No, the ratios of the corresponding sides are not equal.