1.

If tanA=12/16 find cos A​

Answer»

<P>Answer:

tan A = 12/16 = p/b

so p = 12 nd b= 16

h = √p²+b²

h = √144+256

h = √400

h = 20

so,

cos A = b/h = 16/20

hope U UNDERSTAND

sorry I don't have notebook with me now that's why solved here only but expect that u will manage..


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