A triangle has sides with lengths of 3, 9, and 2. What is the radius of the triangles inscribed circle?

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Answer 1 · 2016-02-11T02:34:42

This triangle is impossible in the first place.

This triangle is not possible. By the triangle inequality theorem, the sum of any two sides of a triangle must be greater than the third side.

Clearly, #3 + 2 < 9#

This triangle is impossible in the first place.