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 Question from Daksh: O is the centre of the inscribed circle in a 30°-60°-90° triangle ABC right angled at C. If the circle is tangent to AB at D then the angle COD is-

Hi,

I can help get you started.

Since the circle is tangent to the sides of the triangle at $D$ and $E,$ angles $ADO$ and $OEA$ are right angles.

What can you say about triangles $ADO$ and $OEA?$

Penny

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