in ∆ABC <b=90° if cosec A = 7/√24 find. a. lenght of ab. b. value of c
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ok so here is your answer
cosec theta = ac / ab = 7/root24 so ab = 24 units
by pythagoras theorem , bc^2 = 7^2 - 24 = 49-24 = 25 so bc = root25 = 5 units
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