Dilating Coordinates

In a dilation what mathematical operation is used with the scale factor?

• addition 

• subtraction 

• multiplication 

• division 

Tags

CCSS.8.G.A.3

A dilation is which of the following: 

• only an enlargement

• only a reduction

• Either an enlargement or a reduction

• Neither an enlargement or a reduction

Tags

CCSS.8.G.A.3

A dilation produces a similar figure.

• True

• False

Tags

CCSS.8.G.A.3

Dilate Point B by a scale factor of 3:

• (12,0)

• (12,12)

• (4,3)

• (0,12)

Tags

CCSS.8.G.A.3

Dilate Point B by a scale factor of 1/2

• (1.5,-4)

• (-1.5,1)

• (-1,-1.5)

• (-2,-2)

Tags

CCSS.8.G.A.3

State the coordinate of the image of the given point B (4,9) under a dilation with center at the origin with the given scale factor k = 2.

• (2,4.5)

• (-8,-18)

• (8,18)

• (9,4)

Tags

CCSS.8.G.A.3

Point K is located at (7,8). What would be the new coordinate of K' after a dilation around the origin by a scale factor of 2?

• (7,16)

• (14,16)

• (14,8)

• (9,10)

Tags

CCSS.8.G.A.3

Point R is on a coordinate grid at (12,18). If the scale factor is 1/3, what would be the new coordinate of R'?

• (4,6)

• (6,9)

• (6,4)

• (36, 54)

Tags

CCSS.8.G.A.3

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

• ½

• ¼

• 4

• 2

Tags

CCSS.8.G.A.3

Does the image show a dilation?

• Yes

• No

Tags

CCSS.HSG.CO.A.2