Euler Triangle Formula/Also presented as
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Euler Triangle Formula: Also presented as
Some writers prefer the following form:
Let:
- $d$ be the distance between the incenter and the circumcenter of a triangle
- $R$ be the circumradius
- $\rho$ be the inradius
of a triangle.
Then:
- $d^2 + 2 \rho R = R^2$