Answer:
The height of the tree is about 30 feet.
Step-by-step explanation:
tan(55) = h/21
*21          *21
21*tan(55)=h
29.99=h
h=29.99=30 feet
 
        
             
        
        
        
If 4 are $2.00 , then x3 to get 12 light bulbs and 2x3=6 so it's $6.00
        
             
        
        
        
Answer:
6/35
Step-by-step explanation:
change 2/5 to 14/35 so the denominators are even. 
after that you get -8/35+14/35
then you get 6/35
 
        
                    
             
        
        
        
Answer:
the answer is D.
Step-by-step explanation: