Chord AB of a circle subtends an angle of at point C on the circumference

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

Problem

Chord AB of a circle subtends an angle of

40^{\circ}

at point C on the circumference. At another point D on the same side of AB, the measure of

\angle ADB

will be (a)

80^{\circ}

(b)

50^{\circ}

(c)

40^{\circ}

(d)

140^{\circ}