Prove that equal chords of a circle subtend equal angles at the centre.

Prove Equal chords of a circle subtend equal angles at the centre.

Equal chords of congruent circles subtend equal angles at the centre.

Equal chords of congruent circles subtend equal angles at the centre.

Theorem 10.1 : Equal chords of a circle subtend equal angles at the centre

State the converse of the following theorem. "Equal chords of a circle subtend equal angles at the centre".

Theorem:-1If two arcs of a circle are congruent; the corresponding chord are equal and Equal chords of a circle substends equal angles at the centre.

Prove that equal chords of congruent circles subtend equal angles at their centre.

Prove that equal chords of congruent circles subtend equal angles at their centre.

Recall that two circles are congruent, if they have the same radii. Prove that equal chords of congruent circles subtend equal angles at their centres

Recall that two circles are congruent if they have the same radil.Prove that equal chords of congruent circles subtend equal angles at their centres.