Find the value of radians expressed to the nearest second in degrees

MATHEMATICS · Single correct · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

Find the value of 1.21.2 radians expressed to the nearest second in degrees, minutes and seconds. (a) 68∘  47′  20′′68^\circ\;47'\;20'' (b) 1∘  12′  00′′1^\circ\;12'\;00'' (c) 68∘  45′  18′′68^\circ\;45'\;18'' (d) 68∘  45′  48′′68^\circ\;45'\;48''

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