## Friday, May 24, 2013

### Problem 881: Triangle, three Squares, Centers, Areas

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

Click the figure below to see the complete problem 881.

## Thursday, May 23, 2013

### Problem 880: Triangle, Midpoints, Sides, Perpendiculars, Hexagon, Area

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

Click the figure below to see the complete problem 880.

### Problem 879: Square, Midpoint, Diagonal, Ratio 3:1, Angle Measure

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

Click the figure below to see the complete problem 879.

## Wednesday, May 22, 2013

### Problem 878: Square, Inscribed Circle, Quadrant, Center, Perpendicular, Metric Relations

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

Click the figure below to see the complete problem 878.

### Lost in the Geometry of California’s Farms, Kaleidoscope, HTML5 Animation

HTML5 Animation for iPad and Nexus
Click the figure to open the interactive illustration.

### Geometry and Light at Hoxton Gallery, The Arch, London, Kaleidoscope, HTML5 Animation

HTML5 Animation for iPad and Nexus
Click the figure to open the interactive illustration.

## Tuesday, May 21, 2013

### Problem 877: Square, Right Triangle, Similarity, Metric Relations, Transversal

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

Click the figure below to see the complete problem 877.

## Sunday, May 19, 2013

### HTML5 Common Infrastructure by W3C, Interactive Mind Map

HTML5 is currently under development, as the next major revision of the HTML standard.

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

## Saturday, May 18, 2013

### Problem 876: Equilateral Triangle, any Point, Perpendicular, Right Triangle Area, Sum of Areas

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

This entry contributed by Ajit Athle.
Click the figure below to see the complete problem 876.

## Tuesday, May 14, 2013

### Problem 875: Congruent Circles, Intersecting Circles, Secant, Center, Angle Trisection, Triple Angle, Triangle

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

Click the figure below to see the complete problem 875.

## Monday, May 13, 2013

### Problem 874: Isosceles Triangle, Circumcircle, Circumcenter, Congruence

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

Click the figure below to see the complete problem 874.

## Sunday, May 12, 2013

### iPad Apps: Springle by Bolasol Inc. Geometric Art: Squares and Pentagons, Symmetry

Application for Tablet
The figure below was created using the Springle for iPad.
Click the figure below to open the illustration.

## Sunday, May 5, 2013

### Geometry Art Problems 861-870: Cyclic Quadrilateral, Triangle, Circle, Rectangle, Square, Center, 90 Degrees, Midpoint, Congruence

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

Click the figure below to zoom the illustration.

### Geometric Art: Geometry Problems 851-860: Square, Semicircle, Quadrant, Arc, Perpendicular, Metric Relations

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

Click the figure below to zoom the illustration.

## Friday, May 3, 2013

### Geometry World, Santorini (Saint Irene)

Click the figure below to open the slideshow.

### Santorini, Greece and the Golden Rectangle

Golden Rectangles
Click the figure to open the interactive illustration.