[Golist] OT trig

[cadete at bigote7.com]

 i was wondering if anyone could lend me a little trig help...  given
the radius and theta, what would the two lengths indicated by
question marks be?  exsecant?  thanks.
 link to diagram...http://wilbcorp.com/links/trig.jpg [1] 


Links:
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[1] http://wilbcorp.com/links/trig.jpg
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