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\(11^\circ \;15'\) Convert into radian 1. \(\frac{\pi }{16}\;\)2. \(\frac{\pi }{5}\;\)3. \(\frac{\pi }{6}\;\)4. \(\frac{\pi }{9}\;\) |
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Answer» Correct Answer - Option 1 : \(\frac{\pi }{16}\;\) Concept used : \(\pi = {180^ \circ }\;\) \(1rad = {180^ \circ }/\pi \;\) Calculation : ⇒ \(\left( {11^\circ + \frac{{15^\circ }}{{60}}} \right)\) ⇒ \({\left( {45/4} \right)^ \circ }\) ⇒ \(\left( {\frac{{45}}{4} \times \frac{\pi }{{180}}} \right) = \frac{\pi }{{16}}\;\)radian |
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