Answer:
4 sec
Step-by-step explanation:
let y = 0 which is the height when the rocket hits the ground
-3t^2 + 6t + 24 = 0
-3(t^2 - 2t - 8) = 0
-3(t - 4)(t + 2) = 0
t = 4  or t = -2
time cannot be negative, so t = 4 sec
 
        
             
        
        
        
5 units (extra characters......)
        
                    
             
        
        
        
Answer:
B)law of detachment
Step-by-step explanation:
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Supplementary adjacent angles form a "linear pair." Together, they make a line. The angle supplementary to 85° will be slightly obtuse, just as 85° is slightly acute.