Triangle Island Activity

主題：幾何

Move point D around the triangle and notice the different distances. Click the checkbox to find the sum of all of the sides. Change the size of the triangle by moving points A or B.

探索資源

TRIANGLES MESH
Tangent Lines to Circle from Point
Elementary School Applets
camara_b1_reflections
Interpreting Exponential Functions from Tables and Graphs

探索主題

一般四邊形
角錐
雙曲線
指數函數
3D 向量（三維）

Triangle Island Activity

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