In the following figure, the line ABCD is perpendicular to PQ, where P and Q are the centres of the circles. Show that :

AB=CD

In the following figure, the line ABCD is perpendicular to PQ, where P and Q are the centres of the circles. Show that : AC=BD

In the following the line ABCD is perpendicular to PQ. P and Q are the centres of the circles Show that: AB=CD

In the following figure is CD the perpendicular bisector of AB ?

In Figure, find m\ /_P Q B where O is the centre of the circle

The following figure shows a triangle ABC in which AD and BE are perpendiculars to BC and AC respectively. Show that : CD xx AB = CA xx DE

In the given figure, AC is perpendicular to line PQ and BC = CD. Show that AE is greater than AB.

The following figure shows a circle with centre O. If OP is perpendicular to AB, prove that AP = BP.

In the following figure, P and Q are the points of intersection of two circles with centres O and O'. If straight lines APB and CQD are parallel to OO', prove that OO'= 1/2AB = 1/2CD

If Figure - 4, AB and CD are two diameter of a circle (with centre O) perpendicular to each other and OD is the diameter of the smaller circle. IF OA = 7 cm, then find the area of the shaded region.

In the figure given below, O is the centre of the circle. AB and CD are two chords of the circle. OM is perpendicular to AB and ON is perpendicular to CD. AB = 24 cm, OM = 5 cm, ON = 12 cm. Find the : (i) radius of the circle (ii) length of chord CD