Answer:
This is the alternate exterior angle theorem
Step-by-step explanation:
This is because angle 2 and angle 7 are in the <u>outer</u> part of each side of opposite lines 
 
        
             
        
        
        
Answer:
52 degreesssssssssssssssssss
Step-by-step explanation:
its OVER 9,0000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000