Question

if cos A=12/13,then find sinA and tanA

Answer 1

The answer is pie/6 because Find sine, cosine, and tagnent of 60 degree. 3 triangle with base of 5, angle A to left, then side 3 is 30 degree, 45 degree or 60 degree.

Answer 2

Hey dear......
Ur answer is in my above attachment......
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