Go Geometry Education, Tutoring, Tutorial, Tutor

Online Math: Geometry: Open Problems, High School, College, Tutoring, Tutorial, Tutor


Geometry: Open Problems

Online education degree: Open geometry problems, Tutoring, Tutorial, Tutor

Geometry problem 1356

Geometry Problem 1356.
Post a solution
Quadrilateral, Triangle, Angle, 30 Degrees, Congruence.

Geometry problem 1351

Geometry Problem 1351.
Post a solution
Two Tangential or Circumscribed Quadrilaterals, Midpoints, Perpendiculars.

Geometry problem 1350

Geometry Problem 1350.
Post a solution
Triangle with three Intersecting Circles, Incircle, Collinear Points.

Problem 930

Geometry Problem 930.
Acute Triangle, Altitudes, Circles, Diameter, Angle, Measure.

Geometry problem 1345

Geometry Problem 1345
Post a solution
Three Equilateral Triangles, Center, Area, Common Vertex.

Geometry problem 1335

Problem 1335. The Lune of Hippocrates has the same area of a Kite.
Post a solution

Geometry problem 1325

Geometry Problem 1325.
Post a solution
Octagons, Midpoints, Squares, Mobile Apps, iPad.

Geometry problem 1320

Geometry Problem 1320.
Post a solution
Triangle, Incircle, Tangent, Chord, Circle, Parallel, Perpendicular, Collinearity.

Geometry problem 1319

Geometry Problem 1319.
Post a solution
Hexagons, Equilateral Triangles, Center, Midpoints.

Geometry problem 1317

Geometry Problem 1317.
Post a solution
Triangle, Excircle, Chord, Tangent, Midpoint, Arc, Sum of two Segments, Congruence.

Geometry problem 1316

Geometry Problem 1316.
Post a solution
Triangle, Incircle, Tangent, Chord, Midpoint, Sum of two Segments, Congruence.

Geometry problem 1315

Geometry Problem 1315.
Post a solution
Triangle, Incircle, Tangent, Chord, Circle, Congruence.

Geometry Problem 902

Static Diagram of problem 902
Dynamic Geometry Problem 902
Post a solution
Triangle, Four Squares, Center, Concurrent Lines. GeoGebra, HTML5 Animation for Tablets

Geometry problem 1301

Geometry Problem 1301.
Post a solution
Arbelos, Semicircles, Diameters, Circle, Incircle, Incenter, Square, Midpoint, Concurrency.

Geometry problem 1282

Geometry Problem 1282.
Post a solution
Three Squares, Common Vertex, Midpoint, Perpendicular, 90 Degrees.

Geometry problem 1253

Geometry Problem 1253.
Post a solution
Triangle, Orthocenter, Circle, Circumcircle, Altitude, Perpendicular, 90 Degree, Concurrency.

Geometry problem 1238

Geometry Problem 1238
Post a solution
Square, Equilateral Triangle, Metric Relations. Mobile Apps.

Geometry problem 1233

Geometry Problem 1233
Post a solution
Triangle, Euler Line, Orthic Axis, Perpendicular, 90 Degrees, Orthic Triangle.

Geometry problem 1212

Geometry Problem 1212
Post a solution
Equilateral Triangle, Equilateral Hexagon, Concurrent Lines.

Geometry problem 1210

Geometry Problem 1210
Post a solution
Circle, Tangent Line, Secant, Chord, Collinear Points.

Geometry problem 1176

Geometry Problem 1176
Post a solution
Cyclic Quadrilateral, Diagonals, Six Diameters, Circles, Collinear Points, Concurrent Lines.

Six Tangential Quadrilaterals Theorem, problem 1175

Geometry Problem 1175: Six Tangential or Circumscribed Quadrilaterals Theorem
Post a solution

Geometry problem 1169

Geometry Problem 1169
Post a solution
Complete Quadrilateral, Orthocenters of the Component Triangles, Collinear Points, Ortholine, Steiner-line, Orthocentric line.

Geometry problem 1168

Geometry Problem 1168
Post a solution
Construction of the Inscribed Circle of the Arbelos, Semicircles, Diameter, Circle, Triangle, Circumcircle, Tangent.

Geometry problem 1163

Geometry Problem 1163.
Post a solution
Isosceles Triangle, Congruence, Double Angle, Circle, Concyclic Points, Circumcenter, Perpendicular, Angle Bisector.

Geometry problem 1145

Geometry Problem 1145.
Post a solution
Three Squares, Midpoints.

Geometry problem 1143

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

Geometry problem 1142

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

Geometry problem 1140

Geometry Problem 1140.
Post a solution
Triangle, Circumcircle, Circle, Center, Collinear Points.

Go to Page: Previous | 1 | 5 | Next

Home | Sitemap | Geometry | Problems | All Problems | Ten Geometry Problems | Visual IndexEmail
Last updated: May 10, 2018 by Antonio Gutierrez