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Geometry Problems 311-320: Circle, Semicircle, Chord, Diameter, Tangent, Cyclic quadrilateral, Geometric mean, Square, Right triangle, Altitude, Collinearity, Circumcircle, Incenter, Excenter
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Proposed Problem 311.
Circle Inscribed in a Semicircle, Chord, Diameter. |
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Proposed Problem 312.
Cyclic quadrilateral, Side extensions, Tangents. |
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Proposed Problem 313.
Circle, Chord, Tangent, Perpendicular, Geometric Mean. |
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Proposed Problem 314.
Tangent circles, Common external tangent line, Geometric Mean. |
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Proposed Problem 315.
Three Tangent circles, Common external tangent line, Geometric Mean. |
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Proposed Problem 316.
Circular segments and Inscribed Squares. |
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Proposed Problem 317.
Right triangle and Inscribed Squares. |
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Proposed Problem 318.
A Scalene triangle, Altitudes, Collinear points. |
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Proposed Problem 319.
Triangle, Altitudes, Perpendiculars, Collinear points. |
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Proposed Problem 320.
Triangle, Circumcircle, Incenter, Excenter, Collinear points. |
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