in a right angle triangle abc at b in which ac 13 and ab 5 find sine a + cos a , sin a/cos a ,tan a_ cos c. class 10 trigonometry chapter plese give answer and follow me
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a right angle triangle abc at b in which ac 13 and ab 5 find sine a + cos a , sin a/cos a ,tan a_ cos c. class 10 trigonometry chapter plese give answer and follow
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