Scale Factor Review

_{Line AB corresponds with what line?} 

• XZ
• XY
• YZ
• YX

Tags

CCSS.HSG.SRT.A.2

Line CB corresponds with what line? 

• SR
• PQ
• SP
• RQ

Tags

CCSS.8.G.A.2

What is the scale factor if the triangle on the left is the original?

• 2
• 3/2
• 2/3
• 1/2

Tags

TEKS.MATH.7.5C

• 0.25
• 0.5
• 2
• 1/2

Tags

CCSS.7.RP.A.2B

If the original lengths are multiplied by 2, what are the new coordinates?

• (0, 0), (12, 18), (12, 0)
• (0, 0), (18, 12), (12, 0)
• (0, 0), (12, 18), (0, 12)
• (0, 0), (18, 12), (0, 12)

Tags

CCSS.8.G.A.3

Which triangle is similar to the above triangle ?

• A
• B
• C
• D

Tags

CCSS.7.G.A.1

CCSS.7.G.A.2

CCSS.7.RP.A.2

Find side length X.

• 16
• 18
• 2.4
• 15

Tags

CCSS.7.G.A.1

CCSS.7.RP.A.2

CCSS.7.RP.A.3

If a Scale Factor is between 0 and 1, then your figure gets...

• Smaller
•  Bigger
• Does not change

Tags

CCSS.8.G.A.3

If a Scale Factor if greater than 1, then your figure gets...

• Smaller
• Bigger
• Does not change

Tags

CCSS.8.G.A.3

Are the polygons similar?

• Yes, because the scale factor is 4:9
• Yes, because the scale factor is 1:2
• No, because the rectangles are different sizes
• No, because they have different scale factors

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6