Problem #WSP-000498

Problems Geometry Plane geometry Triangles
 10–16  2.0

Problem

In the triangle \(\triangle ABC\), the angle \(\angle ACB=60^{\circ}\), marked at the top. The angle bisectors \(AD\) and \(BE\) intersect at the point \(I\).

Find the angle \(\angle AIB\), marked in red.

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