A triangle with sides of 5, 12, and 13 has both an inscribed and a circumscribed circle.  What is the distance between the centers of those circles? Express your answer as a fraction in simplest radical form.
Question:
A triangle with sides of 5, 12, and 13 has both an inscribed and a circumscribed circle.  What is the distance between the centers of those circles? Express your answer as a fraction in simplest radical form.
Answer:
Let's think step by step.

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\frac{\sqrt{65}}{2}
A triangle with sides of 5, 12, and 13 has both an inscribed and a circumscribed circle.  What is the distance between the centers of those circles? Express your answer as a fraction in simplest radical form.
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