Sunday, January 27, 2013

Problem 849: Special Right triangle, Catheti or legs ratio 1:3, 18.5 Degrees, Double angle

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 849.

Online Geometry Problem 849: Special Right triangle, Catheti or legs ratio 1:3, 18.5 Degrees, Double angle

Saturday, January 26, 2013

Problem 848: Special Right triangle, Catheti or legs ratio 1:2, 26.5 Degrees. Double angle

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 848.

Online Geometry Problem 848: Special Right triangle, Catheti or legs ratio 1:2, 26.5 Degrees. Double angle

Wednesday, January 23, 2013

Nexus 7 Guidebook for Android mobile technology platform 4.2 by Google - Mind map and News

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the Interactive Mind Map.

 Nexus 7 Guidebook for Android mobile technology platform 4.2 by Google - Mind map and News.

Sunday, January 13, 2013

iPad Apps: Apollonius software, Feuerbach Point. Triangle, Incircle, Nine point circle, Tangent circles, Orthocenter, Midpoint

Interactive Geometry Software for iPad
Level: Mathematics Education, High School, Honors Geometry, College.
Click the figure to open the illustration.

iPad Apps: Apollonius Software. Feuerbach Point. Triangle, Incircle, Nine point circle, Tangent circles, Orthocenter, Midpoint.

Seven Circles Theorem. Variants 1, 2, and 3. Step-by-step illustration

Interactive Illustration
Click the figure to see the interactive illustration

Seven Circles  Theorem. Variants 1, 2, and 3. Step-by-step illustration.

Saturday, January 12, 2013

iPad Apps: Pi Mind Map with the first 100 decimals digits.

Made with TypeDrawing and Wikiweb for iPad.

Click the figure below to open the illustration.

iPad Apps: Pi Mind Map with the first 100 decimals digits. Made with TypeDrawing and Wikiweb for iPad.

Geometry Designer for iPad, Interactive Geometry Software IGS

Index

Click the figure below to open the index.

iPad Apps: Geometry Designer, Interactive Geometry Software IGS.

iPad Apps: Geometry Designer Illustration: Circle of van Lamoen. Level: High School, College. Geometry Problem 847

Interactive Geometry Software
Level: Mathematics Education, High School, Honors Geometry, College.

The figure below was created using the Geometry Designer for iPad. .
Click the figure below to zoom.

iPad Apps: Geometry Designer Illustration: Circle of van Lamoen. Level: High School, College. Geometry Problem 847.

Friday, January 11, 2013

iPad Apps: Geometry Designer Illustration: Four Circles Theorem with Dynamic Geometry

Interactive Geometry Software
Level: Mathematics Education, High School, Honors Geometry, College.

The figure below was created using the Geometry Designer for iPad. .
Click the figure below to zoom.

iPad Apps: Geometry Designer Illustration: Four Circles Theorem with Dynamic Geometry.

Wednesday, January 9, 2013

Geometry Art 831-840

Drawing
Level: Mathematics Education, K-12, High School, College.

Click the figure below to see the problem art.

Online Geometry Art 831-840.

Sunday, January 6, 2013

van Lamoen Circle: Triangle, Centroid, Six Circumcenters, Concyclic Points, Index

Index
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the index.

van Lamoen Circle: Triangle, Centroid, Six Circumcenters, Concyclic Points, Index.

Tracenpoche IGS: Triangle, Medians, Six Circumcenters Concyclic points

Geometry Problem
Using TracenPoche Interactive Geometry Software. Step-by-Step construction, Manipulation, and animation.
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the dynamic geometry of the circle of van Lamoen.

Triangle, Medians, Six Circumcenters Concyclic

Saturday, January 5, 2013

Virtual Manipulatives for Geometry - Index

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the index.

 Virtual Manipulatives for Geometry - Index.

Friday, January 4, 2013

Virtual Manipulatives for Geometry by NLVM, Grades 9-12 at USU - Interactive Mind map

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the Interactive Mind Map.

 Virtual Manipulatives for Geometry by NLVM, Grades K-12 at USU - Interactive Mind map.

Virtual Manipulatives for Geometry by NLVM, Grades 6-8 at USU - Interactive Mind map

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the Interactive Mind Map.

 Virtual Manipulatives for Geometry by NLVM, Grades 6-8 at USU - Interactive Mind map.

Virtual Manipulatives for Geometry by NLVM, Grades 3-5 at USU - Interactive Mind map

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the Interactive Mind Map.

 Virtual Manipulatives for Geometry by NLVM, Grades 3-5 at USU - Interactive Mind map.

Virtual Manipulatives for Geometry by NLVM, Grades Pre-K-2 at USU - Interactive Mind map

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the Interactive Mind Map.

 Virtual Manipulatives for Geometry by NLVM, Grades Pre-K-2 at USU - Interactive Mind map.

Virtual Manipulatives for Geometry by NLVM, Grades K-12 at USU - Interactive Mind map

Graphic organizers are visual representations of knowledge, concepts or ideas.
Click the figure below to view the Interactive Mind Map.

 Virtual Manipulatives for Geometry by NLVM, Grades K-12 at USU - Interactive Mind map.

Wednesday, January 2, 2013

Problem 847: van Lamoen Circle, Triangle, Medians, Centroid, Six Circumcenters, Concyclic Points

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 847.

Online Geometry Problem 847: van Lamoen Circle, Triangle, Medians, Centroid, Six Circumcenters, Concyclic Points

Problem 846: Triangle, Medians, Centroid, Four Circumcenters, Concyclic Points, Cyclic Quadrilateral, Similarity

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 846.

Online Geometry Problem 846: Triangle, Medians, Centroid, Four Circumcenters, Concyclic Points, Cyclic Quadrilateral, Similarity

Problem 845: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 845.

Online Geometry Problem 845: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity

Problem 844: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 844.

Online Geometry Problem 844: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity

Problem 843: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Parallel, Congruence, Similarity

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 843.

Online Geometry Problem 843: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Parallel, Congruence, Similarity

Problem 842: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 842.

Online Geometry Problem 842: Triangle, Medians, Centroid, Four Circumcenters, Perpendicular, Congruence, Similarity

Problem 841: Triangle, Medians, Centroid, Circumcenters, Perpendicular, Congruence, Similarity

Geometry Problem
Level: Mathematics Education, High School, Honors Geometry, College.

Click the figure below to see the complete problem 841.

Online Geometry Problem 841: Triangle, Medians, Centroid, Circumcenters, Perpendicular, Congruence, Similarity