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 STANDARD G.SRT.D.9 Precalculus Justify and apply the formula A= ½ab sin (C) to find the area of any triangle by drawing an auxiliary line from a vertex perpendicular to the opposite side. WORKSHEETS Regents-Using Trigonometry to Find Area 1a B/SIII MC, without calculator 1/9 Regents-Using Trigonometry to Find Area 1b B/SIII bimodal, without calculator Regents-Using Trigonometry to Find Area 2 B/SIII without calculator 1/20 Regents-Using Trigonometry to Find Area 3a A2/B/SIII MC, basic 6/4/3 Regents-Using Trigonometry to Find Area 3b A2/B/SIII bimodal, basic Regents-Using Trigonometry to Find Area 4 A2/B/SIII advanced 1/7/1 Regents-Using Trigonometry to Find Area 5a A2/B/SIII MC, parallelograms 7/1/4 Regents-Using Trigonometry to Find Area 5b A2/B/SIII bimodal, parallelograms Practice-Using Trigonometry to Find Area 5 VIDEO Using trigonometry to find area of triangles VID

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