Question 605964
In the following diagram, how can I get the value of arc AB?
(I know the answer is 53.1 but am not sure how)
Thanks.
<a href="http://s571.photobucket.com/albums/ss154/mdreiff/?action=view&amp;current=geom-prob.jpg" target="_blank"><img src="http://i571.photobucket.com/albums/ss154/mdreiff/geom-prob.jpg" border="0" alt="Photobucket"></a>
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It's symmetrical, so AB = ST
cos(TGS) = 3/5
TGS = 53 degs