Step-by-step explanation:
y is 130° too because it's an alternative angle love
 
        
                    
             
        
        
        
(-7)*(2/5 + (-3/7)) 
= -14/5 + 3
=1/5
        
             
        
        
        
After you measured it you can check if the measurement is correct by knowing radius and arc length using formula,
 .
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Hope this helps.
 
        
             
        
        
        
Answer:
440,000
Step-by-step explanation:
 
        
             
        
        
        
Answer:
1.5 i think is how long.
Step-by-step explanation:
ok so 5+3 is 8
so 8 divided in to 12 
and u get 1.5