3 as an improper fraction is 3/1
3 7/10 as an improper fraction is 37/10 
hope this helps! :))
        
             
        
        
        
Answer:
252 ft2 (squared)
Step-by-step explanation:
area= a x b
area= 12 x 21
area= 252 ft2 (squared)
 
        
             
        
        
        
Hello!
You divide how long the line is by the amount of segments
9 / 10 = 0.9
The answer is 0.9 inches long
Hope this helps!
        
                    
             
        
        
        
Answer:
18
Step-by-step explanation:
x = 3
2(3) + 12
6 + 12 
18
 
        
             
        
        
        
410 ? 
Explanation : 4 comes from what you subtract and 10 comes from what the question would be if it was added