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In the figure, PT is a tangent. If TP=12 cm, PB=x+7cm and PA=xcm, then find the value of x.
Question

In the figure, PT is a tangent. If TP=12 cm, PB=x+7cm and PA=xcm, then find the value of x.

A.

9

B.

6

C.

7

D.

5

Correct option is A

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