Math, asked by dhruviparmar056, 1 year ago

a=15 b=36 c=39 find cos A

Answers

Answered by hereisayushh02

2

Answer:

in ∆ABC ,

AB = 39 , BC = 15 , CA = 36

Now Cos A = AB/CA = 39/36 = 13/12

THNKS!

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