三角形的内切圆(和外圆)

Topics in 三角形的内切圆(和外圆)

Numbered in the order to learn them.

  1. 内切圆心和内切圆

  2. 内切三角形和边长计算

  3. 构造:内切圆心

  4. 构造:内切圆

  5. 内径、半周长和面积

  6. 示例:直角三角形的内径

Type a concept, like “slope” or “photosynthesis”.

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