Similar Figures Missing Sides STAAR

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

• x = 12

• x = 3

• x = 40

• x = 4

• A
• B
• C
• D

Dilations are ________ but not congruent.

• Similar

• Flipped

• Rotated

• Congruent

A figure with the coordinates A(3,3) B(6,6) C(9,3) is dilated by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?

• A'(9,9) B'(18,18) C'(27,9)

• A'(6,6) B'(9,9) C'(12,6)

• A'(0,0) B'(3,3) C'(6,0)

• A'(1,1) B'(2,2) C'(3,1)

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

• x = 1

• x = 3

• x = 9

• x = 5

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

• x = 12

• x = 33

• x = 40

• x = 4

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

• x = 12

• x = 3

• x = 40

• x = 4

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

• x = 20

• x = 12

• x = 5

• x = 4

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

• x = 20

• x = 12

• x = 5

• x = 4

Choose the correct scale factor:

• 2

• 3

• 1/3

• 1/2