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Cyclic or Inscribed Quadrilateral with Perpendicular Diagonals - Table of Content

Cyclic Quadrilateral with perpendicular diagonals Index 

Brahmagupta's Theorem

Dynamic Geometry: Brahmagupta Theorem, . GeoGebra, HTML5 Animation for Tablets

Geometry Problem 871: Brahmagupta's Theorem, Cyclic Quadrilateral, Perpendicular Diagonals, Midpoint

Geometry Problem 871
Brahmagupta's Theorem, Cyclic Quadrilateral, Perpendicular Diagonals, Midpoint.

Cyclic Quadrilateral Problem

Problem 332.
Cyclic quadrilateral, Ratio of diagonals, Similarity.

Cyclic quadrilateral

Problem 330.
Cyclic quadrilateral, Perpendicular diagonals, Area, Circumcenter.

Archimedes' Book of Lemmas: Proposition 9.
Perpendicular chords, sum of arcs.
ACBD is a cyclic quadrilateral with perpendicular diagonals.

Archimedes' Book of Lemmas: Proposition 11
 Perpendicular chords  and radius, square.
ACBD is a cyclic quadrilateral with perpendicular diagonals.

 

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