# A geometry problem by ashwin korade

Geometry Level 3

Find the eccentricity of the ellipse $$\frac{x^2}{a^2} + \frac{y^2}{b^2} = 1$$ where B is an endpoint of the minor axis. $$S$$ and $$S'$$ are two foci such that triangle$$BSS'$$ is an equilateral triangle.

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