Go Geometry: What's New, Recent Additions, College, High School, Kids

Recent Additions (Page 1e)

Geometry Problem 1158.
Four Tangent Circles, Tangent Chord, Radius, Metric Relations.

Geometry Problem 1157.
Four Circles, Mutually Tangent, 90 Degrees, Radius, Metric Relations.

Kaleidoscope of Problem 1157 based on Poincare Disk Model.

Geometry Problem 1156.
Square, Tangent Line, 90 Degrees, Metric Relations.

Geometry Problem 1155.
Right Triangle, Altitude, Incenter, Incircle, Area.

Geometry Problem 1154.
Sangaku Three circles and a tangent line.

Geometry Problem 1153.
Triangle, Angle Bisectors, Perpendicular, Congruence.

Kaleidoscope of Word Cloud of Triangle based on Poincare Disk Model.

Geometry Problem 1152.
Triangle, Quadrilateral, Angle, 10, 20, 30 Degrees.

Geometry in the Real World: Hollywood Sign, L.A.

Geometry Problem 1151.
Circle, Diameter, Chord, Perpendicular, 90 Degrees, Metric Relations.

Geometric Art: Isolines of Borromean Rings, Three Circles, Parallel Lines, Geometry for Kids, Software, iPad

Geometric Art: Isolines, the Valknut, three Interlocked Triangles, Geometry for Kids, Software, iPad, Parallel Lines

Geometric Art: Isolines, Triquetra, Celtic Knotwork, Trefoil Knot, Parallel Lines, Geometry for Kids, Software, iPad, Parallel Lines

Geometric Art: Isolines, Celtic Maze, Spiral Pattern, Geometry for Kids, Software, iPad, Parallel Lines

Geometric Art: Isolines or Contour Lines of Problem 1151, Circle, Diameter, Chord, Perpendicular, 90 Degrees, Parallel Lines

Geometry Problem 1150.
Circle, Perpendicular Secants, 90 Degrees, Congruence.

Geometric Art: Isolines or Contour Lines of Problem 1150, Circle, Perpendicular Secants, 90 Degrees, Parallel Lines

Geometry Problem 1149.
Isosceles Triangle, Altitude, Cevian, Incircles, Tangent, Congruence.

Kaleidoscope of Problem 1149 based on Poincare Disk Model.

Geometric Art: Isolines or Contour Lines of Problem 1149, Isosceles Triangle, Circles, Tangent, Parallel Lines

Dynamic Geometry Problem 1148
Static Geometry Problem 1148.
Right Triangle, Incircle, Circumcircle, Tangent, Radius. GeoGebra, HTML5 Animation for Tablets (iPad, Nexus).

Problem-solving Strategies Mind Map.

Geometry Problem 1147.
Scalene Triangle, Orthocenter, Circumcenter, Congruence, Equilateral Triangle.

Kaleidoscope of Problem 1147 based on Poincare Disk Model.

Kaleidoscopes based on Poincare Disk Model, Index.

Geometry Problem 1146.
Triangle, Interior Point, 10, 20, 30, 130 degrees, Congruence.

Geometric Art: Mobile Apps 6, Software, iPad, Point, Line, Plane.

Geometric Art: Mobile Apps 5, Software, iPad, Point, Line, Plane.

Kaleidoscope of Problem 1144 based on Poincare Disk Model.

Geometric Art: Mobile Apps 3, Software, iPad, Point, Line, Plane.

Geometry in the Real World, Los Angeles, California - Slideshow.

Geometric Art: Mobile Apps 002, Software, iPad, Point, Line, Plane.

Geometry Problem 1145.
Three Squares, Midpoints.

Geometric Art: Mobile Apps 4, Software, iPad, Point, Line, Plane.

Geometry Problem 1144.
Three Equal Squares, Diagonals, Perpendicular, 90 Degrees, Angle Bisector.

Geometric Art: Mobile Apps 001, Software, iPad, Point, Line, Plane.

Geometry Problem 1143.
Triangle, Circumcircle, Tangent Line, Reflection of a Point over a Line, Tangent Circles, Collinear Points.

Geometric Art: Isolines, Hexagon, Rhombus, Geometry for Kids, Symmetry, Software

Geometry Problem 1142.
Cyclic Quadrilateral, Isogonal Lines, Circle, Center, Radius, Perpendicular Bisector, Circumcenter.

Geometry Problem 1141.
Inscribed Pentagon, Circle, Triangle, Congruence, Midpoint, Concurrency.

Geometry Problem 1140.
Triangle, Circumcircle, Circle, Center, Collinear Points.

Geometry Problem 1139.
Triangle, Circumcircle, Angle Bisector, Parallel Lines, 90 Degrees, Concurrent Lines.

Geometry Problem 1138.
Square, Perpendicular, Angle, 90 Degrees, Triangle, Congruence.

Geometry Problem 1137.
Triangle, Circumcircle, Orthocenter, Midpoint, Arc, Collinear Points, Tangent Circles.

Geometric Art: Isolines, Pentagon, Star, Parallel Lines, Symmetry, Kaleidoscope, Geometry for Kids, Software

Geometric Art: Mobile Apps Index.

Isolines, Contour Lines, Geometric Art, Index.

Geometry Problem 1136.
Triangle, Circumcircle, Orthocenter, Midpoint, Arc, 90 Degrees, Angle.

Geometric Art: Isolines, Polygons, Rhombus, Triangle, Octagon, Parallel Lines, Symmetry, Geometry for Kids, Sacred Geometry, Software

Geometry Problem 1135.
Intersecting Circles, Secant, Parallel Line, 90 Degrees, Similar Triangles.

Isolines illustration: The National Mall, the Washington Monument, Lincoln Memorial, the Capitol, Geometric Art

Ruby on Rails RoR, Views, Action View, Layouts, Rendering, Form Helpers, Mind Map.

Ruby on Rails RoR, Models, Active Record, Mind Map.

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