Lago Dilations

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 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)

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)

What are the coordinates for the center of dilation?

• (0, 0)

• (-3, -1)

• (-12, 6)

• (-3, -3)

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

The point (8, 12) was dilated to become point (2, 3). What was the scale factor?

• ½

• ¼

• 4

• 2

What is the correct scale factor for this dilation?

• 2.5

• 1.5

• 3.5

• 4