Answer:
4(x-4.5)^2
Step-by-step explanation:
h(x)=4x^2-36x+81
 =4(x^2-9x)+81
 =4(x^2-9x+20.25)-(4)(20.25)+81
 =4(x-4.5)^2
 
        
             
        
        
        
1.9 is the answer. But I could be wrong though.
        
             
        
        
        
3 is 300,000 in 345,268.19
        
             
        
        
        
the volume of cuboid is given by length*breadth*height 
the volume of above cuboid is 6*12*125=864cubic in.
volume of below cuboid is 18*10*8=1440 cubic in.
totoal volume = 1440+864l=2304 cubic in.