Question

Find the value of sin15∘ .

Answer 1

Answer:

$\rm \dfrac{\sqrt{3}-1}{2\sqrt{2}}$

Step-by-step explanation:

$\rm \sin 15^{\circ} = \sin (45^{\circ} -30^{\circ})$

$\rm \sin 15^{\circ} = \sin 45^{\circ} \cos 30^{\circ} -\sin 30^{\circ} \cos 45^{\circ}$

$\rm \sin 15^{\circ} = \dfrac{\sqrt{3}-1}{2\sqrt{2}}$

Answer 2

Step-by-step explanation:

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