In the figure, PT is a tangent to the circle at T and PAB is a secant. If PA = 4 cm and AB = 5 cm, find PT (in cm).

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NumericalTangent-Secant Segment Theorem

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In the given diagram 'O' is the centre of the circle. Chord SR produced meets the tangent XTP at P.

In the given figure, O is the centre of the circle. PQ is a tangent to the circle at T. Chord AB produced meets the tangent at P. AB = 9 cm, BP = 16 cm, ∠PTB = 50°, ∠OBA = 45°. Find:

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Tangent-Secant Segment Theorem

Alternate Segment Theorem for Tangent and Chord