Answer:
angle bisector
Step-by-step explanation:
RT is an angle bisector of the triangle
 
        
             
        
        
        
I'm doing the exact same one an i got 48 cubic units for the volume. I still have to draw the rectangular figure though.
        
             
        
        
        
Answer:
(-5,7) (-5,8) (-5,3)
Step-by-step explanation:
Dont know if this will help but here you go
 
        
             
        
        
        
128/7 is roughly 18.3 so you would need 19 vans. 18 of them would fit all 7 so you’d have 126 so the last van would fit 2 students meaning it won’t be full