The formula is: a^2 h/3
the answer is about 0.49
        
             
        
        
        
Answer: $22.12
Step-by-step explanation:
I just did the compound interest formula which is 
starting amount * (1. interst rate) ^ number of years
example if you have 100$ and you want to know how much it is worth if it appretiates by 7% of a period of 20 years it would look something like this;
100 * (1.10) ^20 = 672.74$
but since you have to figure out what it was in 2008 which was exactly half way in the period you divide the exponent by half so your formula should be;
I know the answer is right because I asked my teacher and it's correct.
REAL EXAMPLE: 18 * (1.51) ^.5 = 22.12$
 
        
             
        
        
        
The attachment is one version of 50 being factored
 
        
        
        
Answer: -0.25
Explanation:
        
                    
             
        
        
        
Answer:
4/52 or 1/13
Step-by-step explanation:
there are only 4 kings; diamond, Heart, Spades and Clubs.