Find: $\displaystyle S= \frac{sin35.sin65.sin80}{sin20+sin50+sin70}$
Last edited by mr fantastic; Feb 26th 2011 at 01:03 PM. Reason: Re-titled.
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Originally Posted by arm Find: $\displaystyle S= \frac{sin35.sin65.sin80}{sin20+sin50+sin70}$ To get help you need to show some effort. Show your work and say where you're stuck.
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