In the adjoining figure, and are two equal chords of a circle with center Show that lies on the bisector of

In the adjoining figure, is a diameter of a circle with center If and are two chord such that prove that

An equilateral triangle of side 9 cm is inscribed in a circle. Find the radius of the circle.

In the adjoining figure, is a square. A circle drawn with center cuts the suare in and Prove that

(i) In Figure (1), is the center of the circle. If and find (ii) In figure (2), and are three points on the circle with center such that and Find