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Find the radius of the incircle of triangle $ABC$.

 

 Aug 28, 2023
edited by maximum  Aug 28, 2023
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By the Inradius Lemma, which states that r=s/2 where s is half the perimeter, the inradius is (15/2)/2=15/4. Let me know if you have any further questions.

 Aug 28, 2023

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