AB and AC are two chords of a circle of radius r such that AB=2AC. If p and q are the distances of AB and AC from the centre Prove that `4q^(2)=p^(2)+3r^(2)`.

In a circle of radius 5 cm, AB and AC are two chords, such that AB = AC = 6 cm. Find the length of the chord BC.

AB and AC are two such chords of the circle with centre at O that each is perpendicular..., r to the other. If AB=4 cm and AC=3 cm, then find the radiu of the circle.

In a circle of radius 8 cm, AB and AC are two chords such that AB = AC = 12 cm. What is the length of chord BC ?

If O is the centre of a circle with radius r and AB is a chord of the circle at a distance r/2 from O, then /_BAO=

In a circle of radius 20 cm, AB and AC are two chords such that AB = AC = 8sqrt5cm . Find the length of the chord BC.

The two chords AB and AC of a circle are equal, prove that the bisector, of angleBAC passes through the centre of the circle.

AB and AC are two chords perpendicular to each other. If the radius of the circle = 2r unit, then the length of chord BC is

In a circle of radius 5cm, AB and AC are two chords such that AB=AC=6cm* Find the length of the chord BC

In a circle of radius 5cm, AB and AC are two chords such that AB=AC=8 cm. What is the length of chord BC?