Dilations

Did the image enlarge, reduce or none of the above?

• Enlarge
• Reduce
• None of the above

Tags

CCSS.8.G.A.3

Does the image show a Dilation? If yes, did the image enlarge, reduce or none of the above?

• Yes, enlarge
• Yes, reduce
• No

What scale factor was used to produce the image?

• 2
• 3
• 1/3
• 1/2

Tags

CCSS.7.G.A.1

What scale factor was used to produce the image?

• 2
• -2
• ¹/₂
• 1

Tags

CCSS.8.G.A.3

The red triangle has been dilated by a scale factor of 1/4 about the origin, which triangle is it's new image? 

• green triangle 
• red triangle 
• black triangle
• none of these 

Tags

CCSS.8.G.A.3

A dilation produces a similar figure

• True

• False

Tags

CCSS.8.G.A.3

When the scale factor of a dilation is less than one, the dilation is a reduction (gets smaller).

• True

• False

Tags

CCSS.8.G.A.3

An image is dilated at a scale factor of 1.5. This means the dilation is an enlargement and the dilated image will be bigger.

• True

• False

Tags

CCSS.8.G.A.3

A dilation produces a congruent figure

• True

• False

Tags

CCSS.8.G.A.3

Dilate the figure by a scale factor of 3 with the origin as the center of dilation. What are the coordinates of the image?
A(3,3) B(6,6) C(9,3)

• A'(9,9) B'(18,18) C'(27,9)
• A'(6,6) B'(9,9) C'(12,6)
• A'(0,0) B'(3,3) C'(6,0)
• A'(1,1) B'(2,2) C'(3,1)

Tags

CCSS.8.G.A.3