An arc of length is drawn on a circle of radius

MATHEMATICS · Subjective · CBSE · Mathematics · Trigonometric Functions · Trigonometric Functions

Problem

An arc of length

10\,\text{cm}

is drawn on a circle of radius

10\,\text{cm}

. What is the measure of the angle subtended by this arc at the centre, expressed in radians? Give a brief justification for your answer.