Question : The angle subtended by a chord on the centre of a circle is 180°. What will be the angle subtended by the same chord on the circumference of this circle?

Question : The angle subtended by a chord on the major arc of the circle is 50°. What is the angle subtended by the same chord on the centre of the circle?

Question : The angle subtended by a chord MN on the circumference of a circle is 90 degrees. If the radius of the circle is 12 cm, then what will be the length of the chord MN?

Question : The angle subtended by a chord OP on the circumference of a circle is 90°. If the diameter of the circle is 44 cm, then what will be the length of the chord OP?

Question : The length of a chord is 40 cm. If the angle subtended by this chord at the circumference of the circle is 90 degrees, then what will be the radius of this circle?