Chord of a circle subtends an angle of at the centre

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

Problem

Chord

AB

of a circle subtends an angle of

70^{\circ}

at the centre. What is the measure of any angle subtended by

AB

at the remaining part of the circumference? (a)

110^{\circ}

(b)

70^{\circ}

(c)

35^{\circ}

(d)

140^{\circ}