Answer:
(11 hrs + 16 hrs)/2 = 13.5 hrs
13.5 hrs /2 = 6.75 hrs
 
        
             
        
        
        
<span>If two angles are supplementary to the same angles, then "Their sum would be equal to 180 degrees"
Hope this helps!</span>
        
                    
             
        
        
        
You are absolutely right.
 
        
             
        
        
        
The area of a triangle is base x height/2,
so all you have to do is multiply 6x20 to get 120 and then divide that by 2 to get 60 m squared!! :)
        
             
        
        
        
Answer:
.............,...........,.......................... ans is b