Dilations Composition Graphs

Quadrilateral NDPM was dilated to quadrilateral N'D'P'M'. What was the scale factor for this dilation?

• 2

• 3

• 1/3

• 1/2

If triangle ABC was dilated by a scale factor of 3, with the origin as the center of dilation, what would the coordinates of B' be?

• (12,0)

• (12,12)

• (4,3)

• (0,12)

State the coordinates of point A after a dilation, with the center of dilation at (0,0), and a scale factor of 1/2.

• (2,2)

• (8,8)

• (0,12)

• (4,12)

The red triangle has been dilated by a scale factor of 1/4, with the center of dilation at (0,0), which triangle is it's new image? 

• green triangle 

• red triangle 

• black triangle

• none of these 

Where is the center of dilation?

• (0, 0)

• (3, 1)

• (1, 1)

• (4, 3)

Which of the following statements is true about the scale factor (k) for this dilation?

What is the correct scale factor for this dilation?

• 2.5

• 1.5

• 3.5

• 4

State the coordinates of point C after a dilation with a scale factor of 1/2 and center of dilation at point P.

• (-6, 1)

• (-3, -2)

• (1, -6)

• (-2, -3)

State the coordinates of point B after a dilation, with the center of dilation at the origin, and a scale factor of 1/2.

• (1.5,-4)

• (-1.5,1)

• (-1,-1.5)

• (-2,-2)

If the scale factor is between zero and one, the new figure will be

• an enlargement

• a reduction

• a scale factor

• bigger