Geometry Problem
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Level: High School, SAT Prep, College geometry
Thursday, December 30, 2010
Problem 561: Triangle, Cevian, Incenter, Perpendicular, 90 Degrees
Wednesday, December 29, 2010
Problem 560: Triangle, Cevian, Incenter, Incircle, Perpendicular, Tangent
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 559: Triangle, Cevian, Incenters, Angle, 90 Degrees
Geometry Problem
Click the figure below to see the complete problem 559.
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Level: High School, SAT Prep, College geometry
Monday, December 27, 2010
Problem 558: Quadrilateral, Trisection, Sides, Wittenbauer Parallelogram, Area
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 557: Quadrilateral, Midpoints, Sides, Varignon Parallelogram, Area
Geometry Problem
Click the figure below to see the complete problem 557.
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Level: High School, SAT Prep, College geometry
Sunday, December 26, 2010
Problem 556 Quadrilateral, Diagonal, Angles, Auxiliary Lines.
Geometry Problem
Click the figure below to see the complete problem 556.
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Level: High School, SAT Prep, College geometry
Thursday, December 23, 2010
Problem 555: Parallel lines, Angles, Sum
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 554: Concave Quadrilateral, Angles, Sum
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 553: Quadrilateral, Angles, Sum
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 552: Parallel lines, Transversal, Angles
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 551: Parallel lines, Transversal, Angles
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 550: Parallel lines, Transversal, Angles
Geometry Problem
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Level: High School, SAT Prep, College geometry
Problem 549: Parallel lines, Transversal, Angles
Proposed Problem
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Level: High School, SAT Prep, College geometry
Wednesday, December 22, 2010
Book: Computational Geometry, An Introduction by Franco P. Preparata, Michael Ian Shamos (1985)
Mind Map and News
This book was for many years the standard textbook in computational geometry.
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the interactive mind map.
Combinatorial Computational Geometry MindMap
Mind Map and News
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the interactive mind map.
Tuesday, December 21, 2010
Computational Geometry, Interactive Mind Map and News
Mind Map and News
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the interactive mind map.
Saturday, December 18, 2010
Word Cloud of Topology
Weighted list in visual design.
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Friday, December 17, 2010
Google Books Ngram Viewer: Algebra, Arithmetic, Geometry, Topology
This is Google Trends for all published (and scanned) English books in the past 200 years (1800-2000) about the ngrams: Algebra, Arithmetic, Set theory, Calculus, Geometry, Topology, Combinatorics, Number theory and Differential equations.
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Word Cloud of Google Books Ngram Viewer
Weighted list in visual design.
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Zoom at: Word Cloud of Google Books Ngram Viewer.
Thursday, December 16, 2010
Problem 548: Triangle, Transversal, Complete Quadrilateral, Circumcircles, Circumcenters, Similarity, Concyclic Points
Geometry Problem
Click the figure below to see the complete problem 548 about Triangle, Transversal, Complete Quadrilateral, Circumcircles, Circumcenters, Similarity, Concyclic Points.
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Level: High School, SAT Prep, College geometry
Monday, December 13, 2010
Nassos Daphnis: "17-74-75, 1974, 1975" and Golden Rectangles
Nassos Daphnis, a Greek-American artist who deployed brilliantly colored geometric forms in precise formal relationships to create nervous, dynamic paintings on a heroic scale, died on Nov. 23 in Provincetown, Mass.
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English ESL Conversations: Travel
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: Travel, Interactive Mind Map.
Go to the Interactive Mind Map
English ESL Conversations: Socializing
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: Socializing, Interactive Mind Map.
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English ESL Conversations: Small Talk
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: Small Talk, Interactive Mind Map.
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English ESL Conversations: Shopping
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: Shopping, Interactive Mind Map.
Go to the Interactive Mind Map
Sunday, December 12, 2010
English ESL Conversations: Selling a House
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: Selling a House, Interactive Mind Map.
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English ESL Conversations: Renting an Apartment
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: Renting an Apartment, Interactive Mind Map.
Go to the Interactive Mind Map
English ESL Conversations: In a New Neighborhood
Interactive Mind Map
Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to see the English as a second language ESL/EFL Conversations: In a New Neighborhood, Interactive Mind Map.
Go to the Interactive Mind Map
Saturday, December 11, 2010
Problem 547: Triangle, Transversal, Four Circumcircles, Concurrency
Geometry Problem
Click the figure below to see the complete problem 547 about Triangle, Transversal, Four Circumcircles, Concurrency.
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Level: High School, SAT Prep, College geometry
Friday, December 10, 2010
Geometry Problems Gallery - Visual Index
Geometric Art
Click the figure below to see the visual index.
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Tuesday, December 7, 2010
Geometry Problems 531 - 540 Sawayama - Thebault's theorem
Ten Geometry Problems
Click the figure below to see problems 531-540 about: Triangle, Circumcircle, Area, Angle Bisector, Midpoint, Parallel, Perimeter, Perpendicular, Euclid Elements, Square, Dissection, Sawayama - Thebault's theorem.
Level: High School, College geometry
Geometry Problems 521 - 530
Ten Geometry Problems
Click the figure below to see problems 521-530 about: Circle, Tangent, Diameter, Congruence, Triangle, Squares, Altitude, Rectangle, Area, Collinear, Median, Trapezoid, Measurement, Radius, Equilateral, Circumcircle.
Level: High School, College geometry
Geometry Problems 511 - 520
Ten Geometry Problems
Click the figure below to see problems 511-520 about: Triangle, Parallelogram, Double Angle, Angle Bisector, Measure, Square. Concurrency, Area, Cevian, Congruence, Right triangle, 45 Degrees, Perpendicular.
Level: High School, College geometry
Geometry Problems 501 - 510
Ten Geometry Problems
Click the figure below to see problems 501-510 about: Triangle, Center, Midpoint, Square, Perpendicular, Equilateral, 60 Degrees, Angle, Segment, Congruence, Area, Mind Map.
Level: High School, College geometry
Computer Software: Fortune 500 2010 by Industries, Interactive Mind Map
Click the figure below to see the interactive mind map.
Monday, December 6, 2010
Google Nexus S, Interactive Mind Map and News
Click the figure below to see the interactive mind map.
Geometry Problems 491 - 500
Ten Geometry Problems
Click the figure below to see problems 491-500 about: Square, Right Triangle, Incircle, Inscribed Circle, Radius, Cyclic quadrilateral, Diagonal, Parallel, Chord, 120 Degrees, Angle bisector, Concurrent, Perpendicular.
Level: High School, College geometry
Geometry Problems 481 - 490
Ten Geometry Problems
Click the figure below to see problems 481-490 about: Square, Circle, Triangle, Altitude, Cevian, Perpendicular, Angle, Circumcircle, Incenter, Excenter, Midpoint, Cyclic, 90 Degrees, Proportion, Measurement, Side.
Level: High School, College geometry
Geometry Problems 471 - 480
Ten Geometry Problems
Click the figure below to see problems 471-480 about: Triangle, Parallel, Side, Concurrency, Area, Similarity, Parallelogram, Diagonal, Circle, Vertex, Tangent, Secant, circumcenter, quadrilateral, Proportion.
Level: High School, College geometry
Geometry Problems 461 - 470
Ten Geometry Problems
Click the figure below to see problems 461-470 about: Circle, Tangent, Right Angle, Center, Distance, Isosceles, Transversal, Measurement, 90 Degrees, Arc, Square, Radius, Concentric, Congruence, Chord.
Level: High School, College geometry
Geometry Problems 451 - 460
Ten Geometry Problems
Click the figure below to see problems 451-460 about: Triangle, Rhombus, Median, Congruence, Proportion, Circle, Tangent, Intersection, Circular segment, Area, Incircle, Inradius, 45 Degrees, Chord, Secant.
Level: High School, College geometry
Geometry Problems 441 - 450
Ten Geometry Problems
Click the figure below to see problems 441-450 about: Quadrilateral, Triangle, Area, Sagitta, Proportion, Measurement, Similarity, Median, Cevian, Transversal, Congruence, Circle, Tangent, Intersection, Secant.
Level: High School, College geometry
Geometry Problems 431 -440
Ten Geometry Problems
Click the figure below to see problems 431-440 about: Quadrilateral, Trapezoid, Midpoint, Diagonal, Transversal, Parallel, Measurement, Similarity, Proportion, Ratio, Congruence, Tangent, Isosceles.
Level: High School, College geometry
Geometry Problems 421 -430
Ten Geometry Problems
Click the figure below to see problems 421-430 about: Right Triangle, Regular Pentagon, Cevian, Angles, Measurement, 30 Degrees, Congruence, Circumcircle, Circumcenter, Altitude, Circumradius, Quadrant, Area.
Level: High School, College geometry
Geometry Problems 411-420
Ten Geometry Problems
Click the figure below to see problems 411-420 about: Triangle, Median, Angles, Cevian, Congruence, Cyclic quadrilateral, Orthocenter, Parallelogram, Concurrency, Altitude, Trisector, Area, Tangent, Circle.
Level: High School, College geometry
Geometry Problems 401 - 410
Ten Geometry Problems
Click the figure below to see problems 401-410 about: Area, Triangle, Angle bisector, Circumcircle, Perpendicular bisector, Congruence, Hexagon, Centroid, Similarity, Congruence, Equilateral, Concurrent.
Level: High School, College geometry
Geometry Problems 391 - 400
Ten Geometry Problems
Click the figure below to see problems 391-400 about: Triangle, Parallelogram, Parallel lines, Collinear points, Concurrent, Orthocenter, Circumcircle, Congruence, Square, 15 Degree, Equilateral, Trisector.
Level: High School, College geometry
Geometry Problems 381 - 390
Ten Geometry Problems
Click the figure below to see problems 381-390 about: Quadrilateral, Diagonals, Angle Bisectors, Semi-sum of Angles, Concave, Difference, Parallel, Perimeter, Perpendicular, Congruence, Cyclic, Harmonic Mean.
Level: High School, College geometry
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