What is the sum of the measures of the two opposite angles of a cyclic quadrilateral?

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

Problem

What is the sum of the measures of the two opposite angles of a cyclic quadrilateral? (a)

90^{\circ}

(b)

180^{\circ}

(c)

160^{\circ}

(d)

360^{\circ}