If 3cosA =4sinA find value of. CosA
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the value of cosA is18°
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sinA/cosA=3/4
tanA=3/4
Let sides be 3x and 4x
Then hypotenuse is 5x by pythagoras theorem
cosA=3/5
tanA=3/4
Let sides be 3x and 4x
Then hypotenuse is 5x by pythagoras theorem
cosA=3/5
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