Virginia G.2A_2016_Parallel Lines and Transversals Review

Given  $a\ \parallel\ b\ \parallel\ c$  

Select two statements that must be true.

•  $\angle5\cong\angle1$  

•  $\angle4\cong\angle2$  

•  $\angle6\cong\angle4$  

•  $\angle1+\angle4=180\degree$  

•  $\angle5+\angle2=180\degree$  

Tags

CCSS.8.G.A.5

Which of the following statements could be used

 to prove that  $a\ \parallel\ b$  and  $c\ \parallel\ d$  ?

•  $\angle1\cong\angle6$  and  $\angle3\cong\angle5$  

•  $\angle1\cong\angle6$  and  $\angle4+\angle5=180\degree$  

•  $\angle1\cong\angle4$  and  $\angle1+\angle2=180\degree$  

•  $\angle1+\angle3=180\degree$  and  $\angle1+\angle6=180\degree$  

Tags

CCSS.8.G.A.5

Given: $d\ \parallel\ e$  
 $m\angle5=\left(2x+10\right)\degree$  

 $m\angle2=\left(x+20\right)\degree$ 
 $m\angle6=50\degree$   
Find the value of y.

Tags

CCSS.8.G.A.5

Which relationship is sufficient to prove $j\ \parallel\ k$ ? 

• x = 60

• y = 30

• y = x-30

• y = 150-2x

Tags

CCSS.8.G.A.5

Given:
 $\angle5\cong\angle1$  
 $\angle4\cong\angle2$   

 $\angle1+\angle2=180\degree$  

Which statement is true?

• Only  $a\ \parallel\ b$  

• Only  $d\ \parallel\ e$  

• Only  $a\ \parallel\ b\ \parallel\ c$  

•  $a\ \parallel\ b\ \parallel\ c$  and  $d\ \parallel\ e\$  

Tags

CCSS.8.G.A.5