2 1/4 as an improper fraction is 9/4
        
                    
             
        
        
        
Step-by-step explanation:
I hope this will help you 
 
        
             
        
        
        
Answer:
x=45.5
Step-by-step explanation:
sum of angles of a quadrilateral is 360°
so 3x - 11+x+8+x-8+2x+7+x=360°
or 8x-4=360
or, x=364÷8
hence 
 x=45.5
 
        
             
        
        
        
A unit fraction is a fraction whose numerator is 1.
