Dilations, Congruency and Similarity

Choose the correct scale factor:

• 2.5

• 1.5

• 3.5

• 4

If two figures are similar, the corresponding angles are...

• Congruent

• Supplementary

• Proportional

• Different

A ~ B. What is the scale factor of the dilation of A to B?

• 3

• 4

What is the similarity statement for the triangle pair?

• ΔXYZ is similar to ΔNEW

• ΔXZY is similar to ΔNWE

• ΔZYX is similar to ΔENW

• ΔYZX is similar to ΔNWE

Calculate the value of the scale factor between the 2 triangles

• 2.5

• 3

• 3.5

• 4

What is the scale factor from ABCD to MNOP?

• 2/3

• 3/2

• 2

• 3

Given that the two triangles are similar,

find the value of X and Y.

• X=2.5 and Y=6.5

• X=6.5 and Y=2.5

• X=3 and Y=7

• X=2 and Y= 5

Which statement is the congruence statement for the 2 triangles?

Which of the following is NOT true about similar figures?

• Similar figures always have the same shape.

• Similar figures always have the same size.

• Similar figures always have corresponding angles that are equal.

• Similar figures always have corresponding sides that are proportional.

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

• x = 20

• x = 12

• x = 5

• x = 4