Let P be any point outside the circle with center O and the tangent drawn from P meets the circle at T. The line drawn from P meets the circle at A and B, if PA = 8 m and AB = 9 m find the length of PT.

6 √2 m

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6 m

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2 √17 m

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2√34 m

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Solution

The correct option is D
2√34 m

PA. PB=PT $^{2}$

PT = 2 $\sqrt{34}$ m

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