Answer:
Step-by-step explanation:
4/3 = t/7
Multiply by 7 on both sides 
4/3 x 7 = t
28/3 = t
 
        
                    
             
        
        
        
True! 
all parabolas with vertical directrix DO open to the left/right.
        
             
        
        
        
Answer:
5 cm 
Step-by-step explanation:
 
        
             
        
        
        
Answer:
   d. 12 cm
Step-by-step explanation:
Corresponding sides have the given ratio:
   EG/AC = 3/2 = EG/8 . . . . . . . fill in for AC
   EG = 8(3/2) = 12 . . . cm . . . . . . . multiply by 8