Question 603778
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Hi,
<img src=" http://upload.wikimedia.org/wikipedia/commons/thumb/7/7e/Trigonometry_triangle.svg/200px-Trigonometry_triangle.svg.png ">
in triangle ABC, if a= &#8730;12, b=40 , and sin B = &#8730;3. find sin A
Sin B = opp/hyp = 40/h = &#8730;3, h = 40/&#8730;3
Sin A = &#8730;12/40 /&#8730;3= 6/40 = .15