Dilations and Similar Triangles Review

A scale factor of 1/2 reduces a figure.

• True
• False

Tags

CCSS.HSG.SRT.A.1

A dilation creates a similar figure.

• True
• False

Tags

CCSS.HSG.SRT.A.1

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

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

• addition 
• subtraction 
• multiplication 
• division 

Tags

CCSS.HSG.SRT.A.1

A dilation can produce a smaller figure also known as a ______

• reduction
• enlargement
• scale factor
• center of dilation

Tags

CCSS.HSG.SRT.A.1

 A dilation can produce a larger figure also known as a ______

• reduction
• enlargement
• scale factor
• center of dilation

Tags

CCSS.HSG.SRT.A.1

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

• Yes, enlarge
• Yes, reduce
• No

Tags

CCSS.HSG.SRT.A.1

segment AB is 3 units long if it were dilated by a factor of 5 ... How long would segment A'B' be

• 15

• 3

• 12

• 3/5

Tags

CCSS.HSG.SRT.A.1

Triangle DOG has coordinates D (0,0) O (0,4) and G ( 1,5) where is O' after a dilation of scale factor 7

• (7,35)

• (7,28)

• (0,28)

• (0,0)

Tags

CCSS.HSG.SRT.A.1

Triangle CAT has coordinates C (4,8) A (6,10) and T ( 6,4) where is A' after a dilation of scale factor of 1/2 

• (6,10)

• (3,2)

• (3,5)

• (0,0)

Tags

CCSS.HSG.SRT.A.1

What scale factor was used to produce the image?

• 2
• -2
• ¹/₂
• 1

Tags

CCSS.HSG.SRT.A.1