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Geometry Problems 821-830: Adams Circle, Triangle, Circle,
Semicircle, Parallel, 30 Degrees, Desargues, Brianchon,
Hexagon, Midpoint.
Level: High School, College
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Geometry Problem 821.
Adams Circle. |
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Geometry Problem 822.
Circle, Semicircle, Arc, Chord, Midpoint, Sector, Triangle, Area. |
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Geometry Problem 823.
Tangent Circles, Diameter, Perpendicular, Chord, Secant, Triangle, Area, Tangency Point. |
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Geometry Problem 824
Desargues' Theorem, Triangles in Perspective. |
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Geometry Problem 825.
Circle, Semicircle, Arc, Chord, Midpoint, Sector, Triangle, Area. |
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Geometry Problem 826: Brianchon's Theorem
Circumscribed Hexagon, Concurrent Diagonals. |
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Geometry Problem 827: Brianchon Corollary
Circumscribed Hexagon, Tangency Points, Diagonal, Opposite Sides, Concurrent lines. |
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Geometry Problem 828
Quadrilateral, Midpoint, Opposite sides, Diagonals, Concurrent lines, Triangle, Bimedian. |
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Geometry Problem 829
Triangle, Circumcircle, Parallel, Chord, Side, Metric Relations. |
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Geometry Problem 830
Quadrilateral, Triangle, Angles, 30 degrees, Congruence. |
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