In the figure, 0 is the center of the circle BD = OD and CDIAB is. ZCAB Known Please do.

If figure, O is the centre of the circle, BD=OD and CD bot AB." Find" angleCAB .

In the figure O is the center of a circle and PO bisects /_APD

In the figure, O is the center of the circle and BO is the bisector of /_ ABC show that AB=BC

In the given figure,O is the centre of the circle.If BD=DC and /_DBC=30^(@), find the measure of /_BAC and /_BOC.

In the given figure (not to scale), O is the center of the circle C_(1) and AB is the diameter of the circle C_(2) . Quadrilateral PQRS is inscribed in the circle with center O. Find angleQRS .

In the adjoining figure,O is the center of the circle and OD=DC. If the measure of the angle /_AOB=87^(@) the measure of the angle /_OCD is

In the figure, O is the centre of the circle . Seg AB is the diameter at the point C on the circle the tangent CD is drawn. Line BD is a tangent to the circle at point B. Show that seg OD || chord AC.

In the given figure O is the centre of the circle AC and BD intersects at P. If angleAOB=100^(@) and angleDAP=30^(@) then what is the value of angleAPB ?

In the given figure, O is the centre of a circle of radius 13 cm and AB is a chord perpendicular to OD. If CD = 8 cm, then what is the length (in cm) of AB?

In the figure, O is the center of the circle. What is average of the numbers a, b, c and d?