If A+B=90` and A:B=1:2 find sinA:sinB.
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A=X,B=2X
X+2X=90
3X=90
X=30
SIN 30:SIN 60
1/2:√3/2
1:√3
X+2X=90
3X=90
X=30
SIN 30:SIN 60
1/2:√3/2
1:√3
erishia:
thanks...
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