In the figure AB and AC are the two tangents drawn from the point A to the circle with centre O, If AngleBỌC = 130* then find AngleBAC

Prove the tangents drawn from an external point to a circle are equal.

In the figure, CP and CQ are tangents from an external point C to a circle with centre O. AB is another tangent which touches the circle at R. If CP=11 cm and BR=4 cm. Find BC.

In the given TP and TQ are tangents drawn to the circle with centre O.If anglePTQ=40^(@) ,then angleOPQ is:

In the figure ,AB tangent to the circle with centre O.If angleAOB=30^(@) ,then angleA and angleB respectively are:

In the figure, PQ is a tangent of length 6 cm to the circle with centre O and |__OQP=60^(@) . Find OQ.

In the figure, PA and PB are tangents to the circle with centre O such that |__APB=50^(@) . Find |__OAB .

Prove that "the lengths of tangents drawn from an external points to a circle are equal ".

Prove that the "Length of tangents drawn from an external point a circle are equal".

In the given figure, PQ is the tangent at a point C on a circle with centre O. If AB is a diameter and |__CAB=30^(@) , find |__PCA .

Prove that the angle between the two tangents drawn from an external point to a circle is supplementary to the angle subtended by the line segment joining the points of contact at the centre.