Equivariant map
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What links here
Incenter
Lemoine point
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Symmedian
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Isosceles triangle
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Euler line
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Heron's formula
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Centroid
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Incircle and excircles
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Orthocenter
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Orthocentric system
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Pedal triangle
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Bisection
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Straightedge and compass construction
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Triangle
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Bipyramid
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