[" 18.If the angle between two tangents drawn from an external point "],[r'" and centre "O" is "60^(@)," then find the length of "OP" ."]

If the angle between two tangents drawn from an external point P to a circle of radius 'a' and centre O, is 60^(@), then find the length of OP.

If the angle between two tangents drawn from an external point P to a circle of radius 'a' and center O , is 60^(@), then find the length of OP.

If the angle between two tangents drawn from an external point ‘P’ to a circle of radius ‘r’ and centre O is 60^(@) , then find the length of OP.

If angle between two tangents drawn from a point P to a circle of radius a and centre 0 is 60^(@) then OP=asqrt3 .

The lengths of tangents drawn from an external point to a circle are ________.

Prove that the internal bisector of the angle between two tangents drawn from an external point of a circle will pass through the centre of the circle.

If angle between two tangents drawn from a point P to a circle of radius 'a' and the centre O is 90^(@) then prove that OP=sqrt(a)

If two tangent TP and TQ are drawn from an external point T such that angle TQP = 60^(@) then find angle OPQ .

Write True or False and justify your answer: If angle between two tangents drawn from a point P to a circle of radius a and centre O is 60^(@) then OP=asqrt3 .