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OpenStudy (anonymous):
The value of
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OpenStudy (anonymous):
|dw:1365763946109:dw|
OpenStudy (unklerhaukus):
i think those angles are ment to be in degrees @qweqwe123123123123111
OpenStudy (unklerhaukus):
\[\sin(78°)-\sin(66°)-\sin(42°)+\sin(60°)\\=\Big(\sin(78°)-\sin(42°)\Big)-\sin(66°)+\sin(60°)\\=2\cos(60°)\sin(18°)-\sin(66°)+\sin(60°)\\=\sin(18°)-\sin(66°)+\sin(60°)\\=...\]
OpenStudy (anonymous):
This guy may have some info on this as well, msingh: http://in.answers.yahoo.com/question/index?qid=20100626233342AA7ardi
OpenStudy (anonymous):
what is the value of sin18 degree and sin 66 degree
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