518 



30 



35 

 40 

 45 

 50 

 55 

 60 

 65 

 70 

 75 

 80 

 85 



98.2 

 104.2 

 109.8 

 115.0 

 119.2 

 122.6 

 124.9 

 125.9 

 125.7 

 123.9 

 120.2 

 113.6 



^^2-cosl ^ 



R 



W 



h = In 



cos p 



I -f- sin f- 



1 — sin 



