Tangential quadrilateral

Results: 40



#Item
11Triangle geometry / Cyclic quadrilateral / Triangle / Circumscribed circle / Circle / Tangential quadrilateral / Bicentric quadrilateral / Geometry / Quadrilaterals / Triangles

45rd IMO[removed]Problem 1. Let ABC be an acute-angled triangle with AB 6= AC. The circle with diameter BC intersects the sides AB and AC at M and N respectively. Denote by O the midpoint of the side BC. The bisectors of t

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Source URL: media.hotnews.ro

Language: English - Date: 2014-05-19 06:32:15
12Euclidean geometry / Triangle geometry / Cyclic quadrilateral / Incircle and excircles of a triangle / Triangle / Integer / Tangential quadrilateral / Bicentric quadrilateral / Geometry / Quadrilaterals / Mathematics

39th International Mathematical Olympiad Taipei, Taiwan Day I July 15, [removed]In the convex quadrilateral ABCD, the diagonals AC and BD are perpendicular

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Source URL: media.hotnews.ro

Language: English - Date: 2014-05-19 06:27:33
13Incircle and excircles of a triangle / Triangles / Conic sections / Quadrilaterals / Triangle / Tangential quadrilateral / Nine-point circle / Geometry / Triangle geometry / Circles

Three points on incircle Avni Pllana Problem: Let ABC be an arbitrary triangle. Construct points D, E, F on the incircle of triangle ABC, such that triples {C, D, E}, {B, E, F}, {A, F, D} are collinear respectively.

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Source URL: trisectlimacon.webs.com

Language: English
14Curves / Analytic geometry / Differential topology / Tangent / Contact / Tangent lines to circles / Tangential quadrilateral / Geometry / Circles / Differential geometry

May 27, [removed] May 27, 2014

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Source URL: jmh.nbed.nb.ca

Language: English - Date: 2014-05-28 13:57:12
15Circles / Triangles / Cyclic quadrilateral / Bicentric quadrilateral / Tangential quadrilateral / Triangle / Equilateral triangle / Nine-point circle / Malfatti circles / Geometry / Quadrilaterals / Triangle geometry

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Source URL: forumgeom.fau.edu

Language: English - Date: 2014-01-23 13:54:46
16Triangle geometry / Triangle / Pi / Tangential quadrilateral / Cyclic quadrilateral / Geometry / Quadrilaterals / Triangles

46th International Mathematical Olympiad Second Day Merida, Mexico, Thursday 14 July 2005

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Source URL: olympiads.win.tue.nl

Language: English - Date: 2005-07-13 16:36:56
17Complete quadrangle / Circumscribed circle / Parallelogram / Tangential quadrilateral / Bicentric quadrilateral / Geometry / Quadrilaterals / Cyclic quadrilateral

Forum Geometricorum Volume[removed]–152. FORUM GEOM

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Source URL: forumgeom.fau.edu

Language: English - Date: 2012-05-02 08:53:18
18Conic sections / Circles / Bicentric quadrilateral / Triangle geometry / Incircle and excircles of a triangle / Tangential quadrilateral / Nine-point circle / Geometry / Quadrilaterals / Polygons

39. Fuss’ Problem of the Chord-Tangent Quadrilateral Find the relation between the radii and the line joining the centers of the circumscribed and inscribed circles of a bicentric quadrilateral.

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Source URL: www2.washjeff.edu

Language: English - Date: 2010-07-14 13:03:28
19Rectangle / Circumscribed circle / Complete quadrangle / Circle / Isogonal conjugate / Parallelogram / Tangential quadrilateral / Geometry / Quadrilaterals / Cyclic quadrilateral

Forum Geometricorum Volume[removed]–189. FORUM GEOM

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Source URL: forumgeom.fau.edu

Language: English - Date: 2012-06-01 13:13:06
20Conic sections / Hexagon / Circle / Cyclic quadrilateral / Tangential quadrilateral / Geometry / Quadrilaterals / Polygons

Published by the Applied Probability Trust c Applied Probability Trust 2001

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Source URL: ms.appliedprobability.org

Language: English - Date: 2010-03-22 11:51:52
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