TrigonometryChallengeCircles & Lines ShareCircles & Lines · Challenge problemEvaluate sin10∘⋅sin50∘⋅sin70∘\sin 10^\circ \cdot \sin 50^\circ \cdot \sin 70^\circsin10∘⋅sin50∘⋅sin70∘.A18\dfrac{1}{8}81B38\dfrac{\sqrt{3}}{8}83C14\dfrac{1}{4}41D116\dfrac{1}{16}161E19\dfrac{1}{9}91Check Show answer Walk through it step by step Practice more like this Review this concept