Hello :)
The answer is -8.4
Hope this helps and have a great day!
        
                    
             
        
        
        
First you have to take the whole number (43) and then take the decimal and put it over 100 (77/100).
        
             
        
        
        
Answer:
20 ft.²
Step-by-step explanation:
You can find the area (A) by multiplying the length (l) and width (w) of a shape together: l×w=A
Plug in the measurements for length and width and solve
       4×5=A
       20=A