A circle passes through A,B,C and D as shown in the figure. If `angleBAD=63^@`, find x.

The number of different circles passing through the points A,B,C,D,E,F and G as shown in the adjacent figure.

The number of different circles passing through the points A,B,C,D,E,F and G as shown in the adjacent figure.

In the figure, angleBAD=40^(@) then find angleBCD .

The centre of the circle which passes through points A, B and C is 'O'. If angleBAO=30^(@), angleBCO=40^(@) and angleAOC=x^(@) . Then find the value of x.

In the figure O is the center of a circle, passing through the points A, B, C and D and angle ADC = 12 0^(@) find the value of x

ABCD is such a quadrilateral A is the centre of the circle passing through B,C and D. Prove that : angleCBD + angleCDB = 1/2 angleBAD

In Figure, A B C D is a cyclic quadrilateral. A circle passing through A\ a n d\ B meets A D\ a n d\ B C in the points E\ a n d\ F respectively. Prove that E F || D C

In a class room 4 friends are seated at the point A,B,C,D as shown in figure. Find the distance between B and C.

In the adjoining figure , O is the center of the circle. If angleBAD=30^(@) , then find the values of x,y and z.