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Triangle Fun app for iPhone and iPad


4.4 ( 6624 ratings )
Entertainment Education
Developer: Bernhard Pertl
0.99 USD
Current version: 2.3, last update: 7 years ago
First release : 23 Feb 2010
App size: 651 Kb

This smart learning application visualizes the most important points, lines and circles of a triangle. The triangles can be printed out and a name and remarks can be stored for each triangle.

Besides the triangle itself, the following points, lines and circles are displayed:
- centroid
- circumcircle
- incircle
- altitudes
- 9 point circle
- Eulers line
- excircles

A details dialog allows to switch this features on and off. It is possible to move the corners of the triangle by simply touching and moving them.

The triangle itself can be moved through touching its center and moving it and it can be rotated with two fingers.