Question

The value of sin
$\frac{ \sin 30}{ - \cos 60}$
$\frac{ \cos(30) }{ \sin60 }$
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Answer 1

Sin30 = 1/2 and cos60 = 1/2
Therefore sin30/ -cos60 = (1/2)/ -(1/2) = -1

Cos 30 = sqrt3/2 and sin 60 = sqrt3/2
Therefore cos30/sin60 = (sqrt3/2)/(sqrt3/2) = 1

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