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Author: Reza Kassai
Description: Geometry, difficulty level 2. OC is the radius of a circle and has a length of sqrt2 units. DE is the perpendicular bisector of OC. BA is tangent to the circle at A. DC = CB. Find the length of AB.

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Problem page: /library/go.html?destination=3135
Support page: Online Resource Page #3135
Solution page: Problem #3135

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