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MathNet 2012 Question 47

Math Olympiad Vault · MathNet 2012

Question 47

Let $ABC$ be an acute triangle and $O$ be its circumcenter. The line $AO$ meets the side $BC$ at the point $D$. It is known that $OD = BD = 1$ and $CD = 1 + \sqrt{2}$. Calculate the lengths of the sides of the triangle.