In the adjoining figure, if chords AB and CD of the circle intesect each other at right angles, then find the value of `x+y`.

In the adjoining figure AB||CD, find x and y

In the adjoining figure AB||CD, find x and y

In Figure,if chords AB and CD of the circle intersect each other at right angles,then x+y=45^(0)( b) 60^(0)(c)75^(0)(d)90^(@)

In the adjoining figure. If two equal chords AB and CD of a circle intersect each other at E. then prove that chords AC and DB are equal.

In the adjoining figure. If two equal chords AB and CD of a circle intersect each other at E. then prove that chords AC and DB are equal.

In the adjoining figure chords AC and BD of a circle O, intersect at right angles at E.If /_AOB=25^(@) calculate /_EBC

As shown in the adjoining figure, two chords AB and CD of the same circle are parallel to each other. P is the centre of the circle. Show that angleCPA = angleDPB .

In the given figure, chords AB and CD are intersecting each other at point L. Find the length of AB.

In the given figure, two chords AB and CD of a circle intersect each other at the point P (when produced) outside the circle. Prove that DeltaPAC ~ DeltaPDB

In the adjoining figure, common tangents AB and CD to two circles intersect at P. Prove that AB=CD.