Points and lie on a circle

MATHEMATICS · Subjective · CBSE · Mathematics · Circles · Circles

Problem

Points

A,\,B,\,

and

C

lie on a circle. In quadrilateral

ABCD

\angle A = 70^{\circ}

and

\angle C = 110^{\circ}

. Show that point

D

also lies on the same circle as

A,\,B

and

C