三角形的邊角特性 | Properties of Angles and Sides of Triangles

影片內容:

00:24 – 三角形內角和 | angle sum of triangles
01:35 – 三角形外角 | exterior angle of triangles
03:28 – 等腰三角形性質 | properties related to isosceles triangles
09:45 – 等邊三角形性質 | properties related to equilateral triangles
12:07 – 例子 | example

Scroll to Top