Question

if tan B=√3then find the values of sin B and cos B​

Answer 1

tan B=√3/1=opp/adj

By Pythogoras Theorem

=(BC)^2=(BA)^2+(AC)^2

=(BC)^2=(1)^2+(√3)^2

=(BC)^2=1+3

(BC)^2=4

BC=2CM

SinB=opp/hyp=√3/2

CosB=adj/hyp=1/2

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