Geometry Quiz
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TRIGONOMETRY IN GENERAL TRIANGLES
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In the diagram, ABCABC is not a right triangle. Segment ADAD is an altitude to BCBC (so AD⊥BCAD\perp BC). Side AB=cAB=c, side AC=bAC=b, and angles at BB and CC are β\beta and γ\gamma. A student wants to prove a Law of Sines relationship. Which statement correctly identifies the key equal quantities obtained from the right triangles △ABD\triangle ABD and △ACD\triangle ACD? Figure accompanying this question
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