AB is a diameter of a circle with centre C = (-2, 5). If A = (3, -7). Find
the length of radius AC

AB is a diameter of a circle with centre C = (-2, 5). If A = (3, -7). Find the coordinates of B.

In the figure, AB is a diameter of the circle with centre O and OA = 7cm. Find the area of the shaded region

The co-ordinates of the end points of a diameter of a circle are (3, -2) and (-3, 6). Find the co-ordinates of the centre and radius.

In the given figure AB is the diameter of a circle with centre O . If chord AC = chord AD, prove that : (i) are BC= are DB (ii) AB is bisector of angle CAD . Further, if the length of are AC is twice the length of are BC , find : (i) angle BAC (ii) angle ABC

In the given figure, AB and PQ are perpendicular diameters of the circle whose centre is O and radius OA = 7 cm. Find the area of the shade region.

AB is a diameter of a circle with centre O. Chord CD is equal to radius OC. AC and BD produced intersect at P. Prove that : angleAPB= 60^(@)

One end of a diameterof a circle is at (2, 3) and the centre is (-2, 5) , find the coordinates of the other end of the diameter.

The end points of a diameter of a circle are (1,-1) and (3,5). Find the equation of the circle. Also find its centre and radius.

AB is a diameter of the circle with centre O and chord CD is equal to radius OC (fig). AC and BD proudced meet at P. Prove that angle CPD=60^(@) .

ABCD is a cyclic quadrilateral of a circle with centre O such that AB is a diameter of this circle and the length of the chord CD is equal to the radius of the circle. If AD and BC produced meet at P, show that APB = 60^(@) .