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Geometry Problems 411-420: Triangle, Median, Angles, Cevian, Congruence, Cyclic quadrilateral, Orthocenter, Parallelogram, Concurrency, Altitude, Trisector, Area, Tangent, Circle
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Proposed Problem
411.
Triangle, Median, Angles. |
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Proposed
Problem 412.
Triangle, Cevian, Angles, Congruence. |
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Proposed Problem 413.
Cyclic Quadrilateral, Orthocenter, Parallelogram, Concurrency,
Congruence. |
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Proposed Problem 414.
Triangle, Angles, Altitude, Median, Congruence. |
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Proposed Problem 415.
Right Triangle, Cevian, Angles, Congruence. |
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Proposed
Problem 416.
Triangle, Cevians, Trisectors, Area. |
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Proposed Problem
417.
Tangent circles, Tangent lines, Angles. |
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Proposed Problem 418.
Triangle, Incircle, Inradius, Equal Tangent circles, Radius. |
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Proposed Problem 419.
Triangle, Cevian, Incircle, Excircle, Inradius, Exradius. |
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Proposed Problem 420.
Triangle, Altitude, Angles, Sides, Measurement. |
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| By Antonio Gutierrez
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