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How do I prove

 

\(\frac{sin25*sin35*sin85}{sin75}=0.25\)

 

Any hint will be greatly appreciated.

 

(So long as the person giving the hint is truly capable of answering the question)

 

Thanks  laugh

 Aug 13, 2020
 #1
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How do I prove

 

\(\dfrac{\sin 25^\circ \sin 35^\circ \sin 85^\circ}{\sin 75^\circ}=0.25\)

 

My answer see here: https://web2.0calc.com/questions/trig_137

 

laugh

 Aug 13, 2020

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