Triangle. app for iPhone and iPad
4.6 (
5616 ratings )
Entertainment
Education
Developer: Ying-Chou Sun
Free
Current version: 2.3, last update: 7 years agoFirst release : 21 Aug 2015
App size: 2.91 Mb
A simple math app that helps students learn about the four types of triangle centers. Observe the four centers as you change the shape of the triangle.
●How to use●
- Drag the vertices of the triangle to change its shape.
- Turn on the switches and the four centers will appear on the screen.
- Watch how the centers move around each other as you drag !
- Double tap the screen with two fingers to show / hide options.