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Problem
Problem
In a
△
A
B
C
\triangle ABC
△
A
B
C
, if
a
=
3
,
b
=
4
,
c
=
5
a = 3, b = 4, c = 5
a
=
3
,
b
=
4
,
c
=
5
, then find the distance between its incentre and circumcentre.
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