Unit 3, Lessons 1-6 Quick Check

If the scale factor is greater than 1, the dilation is...

• an enlargement
• a rotation
• a translation
• a reduction

Tags

CCSS.7.G.A.1

If the scale factor is less than 1, the dilation is...

• an enlargement
• a translation
• a rotation
• a reduction

Tags

CCSS.7.G.A.1

If a line segment has a length of 12 units and after a dilation the image length is 4 units, what was the scale factor?

• 3
• 1/3
• 8

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

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

• addition 
• subtraction 
• multiplication 
• division 

Tags

CCSS.7.G.A.1

CCSS.7.NS.A.2

CCSS.7.RP.A.2

A dilation always produces a similar figure. Similar figures have the same ______ but different ______. 

• measure; shapes
• sizes; shapes
• value; measures
• shape; sizes

Tags

CCSS.8.G.A.3

CCSS.8.G.A.4

Find the measure of x:

• 6
• 24
• 33
• 36

Tags

CCSS.7.G.B.5

What is the scale factor from ΔDEF to ΔABC?

• 1/2
• 7/3
• 2
• 10/3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

The two rectangles are scale drawings. What is the measurement of x?

• 21
• 1.25
• 20
• 4

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

What is the scale factor from ABCD to MNOP?

• 2/3
• 3/2
• 2
• 3

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

Which of the following is a scaled copy of figure A?

• B

• C

• D

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2