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# Trig proof

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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

Aug 13, 2020

### 1+0 Answers

#1
+25543
+1

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

Aug 13, 2020