Question

3.5sinA=12cosA then sinA​

Answer 1

Step-by-step explanation:

5sinA=12cosA

sinA=12/5 cosA

tanA=12/5

tanA =opp/hyp

follow phythagrus theorm

${ab }^{2} = {bc}^{2} + {ac}^{2}$

$\sqrt{ {12}^{2} } + \sqrt{ {5}^{2} }$

hypo=13

sinA=opp/hy

=12/13

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