Similarity of Polygons and Triangles

Are the triangles similar?

• Yes

• No

Are the triangles similar?

• Yes

• No

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW

• ΔXZY~ΔNWE

• ΔZYX~ΔENW

• ΔYZX~ΔNWE

What is the similarity statement for the triangle pair?

• ΔXYZ~ΔNEW

• ΔXZY~ΔNWE

• ΔZYX~ΔENW

• ΔYZX~ΔNWE

Are the triangles similar?

• Yes

• No

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.

Similarity Ratio: _

• 2/3

• 1/2

• 2

• 3

In similar Polygons, corresponding sides are ___ and corresponding angles are ___. (Fill in the blanks)

• congruent, proportional 

• proportional, congruent 

• congruent, congruent

• proportional, proportional

The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger

figure.

• a

• b

The polygons in each pair are similar. Find the scale factor of the smaller figure to the larger

figure.

• a

• b

• c

• d