In the given figure PA and PB are tangents to a circle with centre O. if `angleAPB= (2x +3)^@` and `angleAOB= (3x +7)^@`. then find the value of x.

In the given figure PA and PB are tangents to a circle with centre O.if /_APB=(2x+3)^(@) and /_AOB=(3x+7)^(@)* then find the value of x.

In the given figure PA and PB are tangents to a circle with centre O.If /_APB=(2x+3)^(@) and /_AOB=(3x+7)^(@) then,find the value of x.

In the given figure, PA and PB are tangents to a circle with centre O. Prove that angleAPB and angleAOB are supplementary.

In figure, if PA and PB are tangents to the circle with centre O such that angleAPB=50^(@) , then angleOAB is equal to

In the figure, PA and PB are tangents to the circle with centre O such that /_APB = 50^(@) , and the measure of /_OAB is …………

In the given figure, PA and PB are tangents to a circle from an external point P such that PA=4 cm and angleBAC=135^(@). Find the length of dhord AB.