Posted by **Dan** on Wednesday, May 15, 2013 at 5:31am.

A point P is given outside of a circle Γ. A tangent from P to Γ touches Γ at T with PT=45. A line from P cuts Γ at the 2 points A,B. If PA=25, what is the length of PB?

- Math (Geometry) -
**hans**, Wednesday, May 15, 2013 at 5:47am
45*45=25*x

x=81

- Math (Geometry) -
**Dan**, Wednesday, May 15, 2013 at 5:51am
Thanks hans!

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