In the given figure, O is the centre of the circle and PQ is one of its diamtere, then the value of x is

In the given figure, If O is the centre of the circle BC be any diameter of it then the value of x is

In the given figure,if O is the centre of the circle and PB=PC. If PQ is a straight line, then the value of x is

In the given figure, O is the centre of the circle. Name all radii of the circle.

In the adjoining figure, O is the centre of the circle and AB is one of its diameter . If angleADC = 120^(@) , then the value of angleBAC is

In the given figure, O is the centre of the circle. Name all chords of the circle.

In the given figure, O is the centre of the bigger circle, and AC is its diamter. Another circle with AB as diameter is drawn. If AC=54 cm and BC=10 , cm, find the area of the shaded region.

In the given, if O is the centre of the circle, then the value of x is