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Triangle.


4.6 ( 5616 ratings )
엔터테인먼트 교육
개발자: Ying-Chou Sun
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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.