The last statement. they are supplementary angles because they make 180 degrees. and they aren't corresponding, they're adjacent, meaning side by side sharing an arm. and they form a straight line
        
                    
             
        
        
        
Answer:
42sq
Step-by-step explanation:
        5:7
30 sq: x sq
30/5=6 sq for 1 of the ratio 
6*7=42 sq for 7 of the ratio
 
        
             
        
        
        
Answer:400
Step-by-step explanation: multiply the volume value of 2.4 liters by 1000 then divide by 6
2.4*1000/6
 
        
             
        
        
        
Answer:
-12 
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
$20
Step-by-step explanation:
the manager's error could likely be putting the percentage mark up rather than the markup price added to the original price
 25%×16
= $4
 mark up price= (16+4)$
 = $20