Dilations on Graph

If the rectangle on the left is mapped onto the rectangle on the right, what is the scale factor?

• 1

• 2

• 1/2

• -2

Tags

CCSS.7.G.A.1

If triangle ABC is dilated by a scale factor of 1/2 centered at (2, -1), give the coordinates of C'.

• (4, -2)

• (12, -6)

• (3, -1.5)

• (10, -5)

Tags

CCSS.8.G.A.3

Give the coordinates for triangle A'B'C', the image of triangle ABC after a dilation of .5 centered at the origin:

Tags

CCSS.8.G.A.3

Give the coordinates for triangle A'B'C', the image of triangle ABC after a dilation of 2 centered at (-5, -1):

Tags

CCSS.8.G.A.3

The red triangle has been dilated by a scale factor of 1/4 centered at the origin, which triangle represents the image? 

• green triangle 

• red triangle 

• black triangle

• none of these 

Tags

CCSS.8.G.A.3

Figure S, the small arrow, was dilated with the origin as the center of dilation to create Figure T, the large arrow. Which rule best represents the dilation applied to Figure S to create Figure T?

Tags

TEKS 8.3C

Given the graph on the left, answer the following questions:

A) Does the graph show a dilation?

B) If so, give the center of dilation and k.

If not, explain why not.

Given the graph on the left, answer the following questions:

A) Does the graph show a dilation?

B) If so, give the center of dilation and k.

If not, explain why not.

A non-rigid transformation that moves a point along a line by changing the distance from a fixed point is called a:

Tags

CCSS.HSG.CO.A.2

A figure that is the RESULT of a transformation is called the:

Tags

CCSS.HSG.CO.A.2