Answer & explanation
Correct answer: option 2
$α=\tan^{-1}(\frac{30}{30\sqrt{3}})=\tan^{-1}(\frac{1}{\sqrt{3}})=\sin^{-1}(\frac{1}{2})$
Correct answer: option 2
$α=\tan^{-1}(\frac{30}{30\sqrt{3}})=\tan^{-1}(\frac{1}{\sqrt{3}})=\sin^{-1}(\frac{1}{2})$