#8.1 Similar Polygons

 $\Delta LMN\sim\Delta QRS$  
What is the scale factor?

• 2

• 3

• 12

• 13

Tags

CCSS.HSG.SRT.A.1

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

 $\Delta LMN\sim\Delta QRS$  
Which statement is NOT true?

•  $\angle L\cong\angle Q$  
  

•  $\angle M\cong\angle R$  
  

•  $\angle N\cong\angle Q$  
  

•  $\angle S\cong\angle N$  
  

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

$\Delta LMN\sim\Delta QRS$
Which statement is NOT true?

• $\frac{LM}{QR}=\frac{MN}{RS}$
  

• $\frac{NL}{SQ}=\frac{ML}{QS}$
  

• $\frac{MN}{RS}=\frac{LN}{QS}$
  

• All statements are true.

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

 $ABCD\sim EFGH$  
What is the scale factor?

•  $\frac{2}{5}$  
  

•  $\frac{5}{2}$  
  

•  $\frac{3}{4}$  
  

•  $\frac{4}{3}$  
  

Tags

CCSS.HSG.SRT.A.1

CCSS.HSG.SRT.A.2

 $ABCD\sim EFGH$  
Which statement is TRUE?

•  $\angle D\cong<F$  
  

•  $\angle C\cong\angle H$  
  

•  $\angle B\cong\angle G$  
  

•  $\angle A\cong\angle E$  
  

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

 $ABCD\sim EFGH$ 
Which statement is NOT true?

•  $\frac{AB}{EF}=\frac{BC}{FG}$ 
  

•  $\frac{AD}{EH}=\frac{BA}{FE}$ 
  

•  $\frac{AC}{EF}=\frac{BD}{HG}$ 
  

• All statements are true.

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

The polygons are similar. Find x.

• 3

• 6

• 1.5

• 12

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.B.5

The polygons are similar. Find x.

• 15

• 6.4

• 10

• 22.5

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

 $\Delta ABC\sim\Delta XYZ$  
Find CD.

• 9

• 18

• 12

• 36

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5

 $\Delta ABC\sim\Delta XYZ$  
Find the ratio of the area of  $\Delta ABC$  to  $\Delta XYZ$  

• 3

• 6

• 9

• 12

Tags

CCSS.HSG.SRT.A.2

CCSS.HSG.SRT.A.3

CCSS.HSG.SRT.B.5