Similar Figures and Area Measurement

Which triangle is similar to the above triangle ?

• A

• B

• C

• D

Tags

CCSS.HSG.SRT.A.2

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

What is the length of "x"?

• 24

• 6

• 8

• 9

Tags

CCSS.HSG.SRT.A.2

What is the length of side "y"?

• 27 cm

• 6cm

• 3cm

• 9cm

Find AE

• 12.5

• 18

• 11.75

• 13

Tags

CCSS.HSG.SRT.B.4

Choose the correct scale factor if NDMP is the original and N'D'M'P'

• 2

• 3

• 1/3

• 1/2

Tags

CCSS.HSG.CO.A.2

Are the two triangles Similar?  

• Yes, by the SSS postulate

• Yes, by the SAS postulate

• Yes, by the AA postulate

• No, they are NOT similar 

Tags

CCSS.HSG.SRT.B.5

The length of the sides of two similar triangles are in the ratio of 2:3. If the area of the larger triangle is 45 cm², find the area of the smallest triangle.

• 30 cm²

• 15 cm²

• 10 cm²

• 20 cm²

What is the measure of x?

• 12

• 15

• 6

• 9

Tags

CCSS.HSG.CO.C.9