what is cos(15)divided by 6
0.1609876377
\(\large \frac{cos(15deg)}{6}=\frac{0.9659}{6}=0.16099\)
\(\large \frac{cos(15rad)}{6}=\frac{-0.7597}{6}=-0.12661\)
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\(\cos 15 \div 6\\ = \dfrac{\sqrt{2+\sqrt3}}{2}\times \dfrac{1}{6}\\ =\dfrac{\sqrt{2+\sqrt3}}{12}\)
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