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Mathematics 8 Online
OpenStudy (anonymous):

given that tan A = square root of 7 over 4 and angle A is in qudrant 3 find cscA

OpenStudy (campbell_st):

well start by drawing a diagram you know the opposite and adjacent side lengths |dw:1380085908638:dw| find x using pythagoras' theorem then find sin A, which will be negative the csc =1/sin so find the reciprocal sin

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