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Ellipse problem

Geometry Level 2

A and B are the two foci of the ellipse, and CD is tangent to the ellipse at point C.

Find the measure of angle CDA in degrees.

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Excel in math and science

Master concepts by solving fun, challenging problems.

It's hard to learn from lectures and videos

Learn more effectively through short, interactive explorations.

Used and loved by over 6 million people

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including olympiad champions, researchers, and professionals.

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by Sahil Bansal

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