Properties of Dilations

Does the image show a Dilation?

• Yes

• No

Tags

CCSS.HSG.CO.A.2

A dilation can produce a smaller figure or a(n)______

• reduction

• enlargement

• scale factor

• center of dilation

Tags

CCSS.8.G.A.3

The smaller triangle is transformed to create the larger triangle. Which of these is the scale factor of the dilation centered at the point (0, 0)?

• 4

• 2

• 1

• 1/2

Tags

CCSS.HSG.CO.A.2

The segment AB is dilated to create the segment A'B'. What are the coordinates of the center of the dilation?

• ( 5, 7 )

• ( 8, 1 )

• ( 0, 4 )

• ( -1, 4 )

Tags

CCSS.8.G.A.3

In the diagram shown below quadrilateral ABCD is dilated from the origin.

What scale factor was used for the dilation?

• 0.5

• 1.5

• 2

• 1

Tags

CCSS.8.G.A.3

If the triangle at the right were to be dilated using a scale factor of 1/2 , which is the only triangle below that could represent the transformed image?

• A

• B

• C

• D

Tags

CCSS.8.G.A.3

A rectangle ABCD is dilated from point O to create the rectangle A’B’C’D’. Given AB = 4 cm, A’B’ = 8 cm, and the area of ABCD = 10 cm2 determine the ratio of the areas between the two similar shapes.

• 2/1

• 4/1

• 8/1

• 16/1

Tags

CCSS.7.G.A.1

What is the ratio of the volumes between the two pyramids?

• 1:2

• 1:4

• 1:16

• 1:64

Figure A′B′C′D′F′ is a dilation of figure ABCDF by a scale factor of ½ ​​. The dilation is centered at (–4, –1). Which statement is true?

• A

• B

• C

• D

Tags

CCSS.8.G.A.3

Which transformation results in a figure that is similar to the original figure but has a greater area?

• a dilation of triangle QRS by a scale factor of 0.25

• a dilation of triangle QRS by a scale factor of 0.5

• a dilation of triangle QRS by a scale factor of 1

• a dilation of triangle QRS by a scale factor of 2

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2