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Math: Geometry: What's New, Recent Additions, College, High School - Page 1a01

Recent additions, the Inca

 

Problem 1398

Geometry Problem 1398.
Isosceles Triangle, Circle, Radius, Perpendicular, Measurement.

Geometric Art: Gecko Art index

Geometry Art: Gecko Art Index.

Problem 1397

Geometry Problem 1397.
Circle, Diameter, Tangent, Secant, 90 Degrees Angle, Perpendicular, Collinear Points.

Problem 1396

Geometry Problem 1396.
Triangle with three rectangles on the sides, Vertices, Perpendicular lines, Concurrency.

Problem 1395

Geometry Problem 1395.
Triangle with three rectangles on the sides, Midpoints, Perpendicular lines, Concurrency.

Problem 1394

Geometry Problem 1394.
Three Circles and Three Pair of Common Internal Tangents, Concurrency.

Isolines: Celtic Maze

Geometric Art: Celtic Maze, Kaleidoscope, Deform around Spiral

Problem 1393

Geometry Problem 1393.
Monge's Circle Theorem, Three Circles and Three Pair of Common Tangents, Collinearity.

Problem 1392

Geometry Problem 1392.
Two Cyclic Quadrilateral, Cyclic Octagon, Circle.

Geometric Art: Celtic Art index

Geometry Art: Celtic Art Index.

Problem 1391

Geometry Problem 1391.
Two Triangles, Ratio of Areas, Circumcircle.

Problem 1390

Geometry Problem 1390.
Triangle, any point, perpendicular, sum of the squares.

Art of Problem 603

Art of Geometry Problem 603.
Generative Art Composition.

Problem 1389 40-120-20 triangle

Geometry Problem 1389.
Triangle, 40-120-20 degree, Angle, Congruence.

Poster of Problem 1389

Poster of Geometry Problem 1389.

Isoline illustration of the Parrot

Isolines Art Illustration of the Nazca Lines: The Parrot.

Problem 1388 40-60-80 triangle

Geometry Problem 1388.
Triangle 40-60-80 degree, Incenter, Congruence.

Conformal Mapping or Transformation of Problem 291

Conformal Mapping or Transformation of Problem 291.

Etching and Typography Archimedes Book of Lemmas Proposition 12

Etching and Typography of Geometry Problem 652.
Archimedes Book of Lemmas: Proposition 12
Using iPad Apps.

Problem 1387 Quadrilateral, Double Angle, Congruence, Isosceles Triangle

Geometry Problem 1387.
Quadrilateral, Double Angle, Congruence, Isosceles Triangle.

Word Cloud of Pythagoras

Word Cloud of Pythagorean Theorem

Problem 1386 Thabit ibn Qurra Theorem,Pythagorean Theorem to any triangle

Geometry Problem 1386.
Thabit ibn Qurra (826 -901) Theorem and more conclusions, generalized Pythagorean Theorem to any triangle.

Problem 1386

Conformal Mapping or Transformation of Problem 1386.

Problem 1388 Circle, Triangle

Geometry Problem 1385.
Triangle, Orthocenter, Circle, Circumcircle, Angle Bisector, Midpoint, Collinear Points.

Poster of geometry problem 80

Poster of problem 80. Area of a triangle, side, incircle, inradius.

Problem 1388 Circle, Triangle

Geometry Problem 1384.
Triangle, Orthocenter, Circle, Circumcircle, Angle Bisector, 90 Degree.

Art Geometry problem 1384

Art of Problem 1384.
Triangle, Orthocenter, Circle, Angle Bisector, Perpendicular, iPad Apps, Mobile.

Problem 1383 Circle, Triangle

Geometry Problem 1383.
Triangle, Median, Circle, Chord, Secant, Sum, Product.

Problem 1382 Circle, Diameter, Radius, Perpendicular, Congruence

Geometry Problem 1382.
Circle, Diameter, Radius, Perpendicular, Congruence.

Problem 1382 Circle, Diameter, Radius, Perpendicular, Congruence

Conformal Mapping or Transformation of Problem 1382.

Problem 1381 Parallelogram, Triangle, Area

Geometry Problem 1381.
Parallelogram, Exterior Point, Triangle, Area.

Problem 1379 Circles, Tangents, Chords

Geometry Problem 1379.
Common External Tangents. Circles, Secant, Congruent Chords.

Conformal mapping of problem 1381

Conformal Mapping or Transformation of Geometry Problem 1381.

Poster of Problem 1381 Parallelogram, Triangle, Area

Poster of Geometry Problem 1381.

Problem 1380 Circles, Tangents, Chords

Geometry Problem 1380.
Common Internal Tangents. Circles, Secant, Congruent Chords.

Poster of Problem 1380

Poster of Problem 1380.

Geometry Art Problem 985

Geometric Art of Problem 985.

Cahuachi, Nazca Culture

Cahuachi, Major Nazca Ceremonial Center.

Problem 1378 Parallelogram

Geometry Problem 1378.
Parallelogram, Diagonal perpendicular to a side, Distances from a Point to Vertices, Measurement.

Circle patterns Triangle, Circle, Radius, Perpendicular

Art of Problem 291.

Problem 1377 Isosceles Triangle, Circle

Geometry Problem 1377.
Isosceles Triangle, Interior Cevian, Equal Sum of Exradii, Excircle.

Typography of problem 63

Poster of Geometry Problem 63

Problem 1376 Isosceles Triangle, Circle

Geometry Problem 1376.
Isosceles Triangle, Interior Cevian, Excircles, Tangency Points, Parallel Lines.

Problem 1375 Isosceles Triangle, Circle

Geometry Problem 1375.
Isosceles Triangle, Interior Cevian, Exradius, Excircle, Altitude to the Base.

Problem 1373 Isosceles Triangle, Altitude

Typography art of Problem 1375.

Machu Picchu and Geometry Sphere, iPad Apps: Matter

Geometric Art: Etching of Machu Picchu using iPad Apps

Archimedes Book of Lemmas Proposition 1

Etching and Typography of Geometry Problem 640.
Archimedes Book of Lemmas: Proposition 1
Using iPad Apps.

Problem 1374 Isosceles Triangle, Circle

Geometry Problem 1374.
Isosceles Triangle, Exterior Cevian, Incircle, Excircle, Tangency Points, Parallel Lines.

Problem 1373 Isosceles Triangle, Altitude

Typography art of Problem 1374.

Problem 1373 Isosceles Triangle, Altitude

Geometry Problem 1373.
Isosceles Triangle, Exterior Cevian, Inradius, Exradius, Altitude to the Base.

Problem 1373 Isosceles Triangle, Altitude

Typography art of Problem 1373.

Problem 1372 Equilateral Triangle, Exterior Cevian, Inradius, Exradius, Altitude

Geometry Problem 1372.
Equilateral Triangle, Exterior Cevian, Inradius, Exradius, Altitude, Sketch, iPad Apps.

Cevian definition

Cevian Definition.

Euclidean Geometry

Einstein and the Pythagorean theorem proof .
About his "holy geometry book" (Euclid's Elements)
Similarity of triangles.

Equilic Quadrilateral, problem 1371

Geometry Problem 1371: Equilic Quadrilateral 5

Etching Typography Equilic Quadrilateral, problem 1367

Etching and Typography of Geometry Problem 1367: Equilic Quadrilateral using iPad Apps.

Circle Area, Tangent 

Typography of Geometry Problem 812.

Geometry problems 1361-1370

Geometry Problems 1361 - 1370.

Equilic Quadrilateral, problem 1370

Geometry Problem 1370: Equilic Quadrilateral 4

Equilic Quadrilateral, problem 1369

Geometry Problem 1369: Equilic Quadrilateral 3

Equilic Quadrilateral, problem 1368

Geometry Problem 1368: Equilic Quadrilateral 2

Equilic Quadrilateral, problem 1367

Geometry Problem 1367: Equilic Quadrilateral 1

Geometry problem 1366

Geometry Problem 1366.
Square, Angle Bisector, Perpendicular, Concyclic Points, Circle, Sketch, iPad Apps.

Typography of problem 491: Square, Incircles, Radius, Side

Typography of Problem 491.

Geometric Art Problems 31-40 iPad Apps

Geometric Art Problems 31-40.

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Last updated: Jun 1, 2019