A chord of a circle is away from the centre

MATHEMATICS · Single correct · CBSE · Mathematics · Circles · Circles

Problem

A chord of a circle is

9\,\text{cm}

away from the centre. If the radius of the circle is

15\,\text{cm}

, find the length of the chord. (a)

18\,\text{cm}

(b)

30\,\text{cm}

(c)

24\,\text{cm}

(d)

12\,\text{cm}