$$$\operatorname{atan}{\left(\frac{\sqrt{3}}{3} \right)}$$$
사용자 입력
$$$\operatorname{atan}{\left(\frac{\sqrt{3}}{3} \right)}$$$을(를) 구하시오.
정답
$$$\operatorname{atan}{\left(\frac{\sqrt{3}}{3} \right)} = \frac{\pi}{6}\approx 0.523598775598299$$$A
$$$\operatorname{atan}{\left(\frac{\sqrt{3}}{3} \right)} = 30^{\circ}$$$A
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