第699天 教娃编程 - 凹四边形的蝴蝶定理/公式(几何)

List of All Tutorial Videos

Post: Day 699 - Teaching Kids Programming - Butterfly Theorem in Quadrilateral (Math, Geometry, Convex Polygon)

• B 站: https://www.bilibili.com/video/BV13GBfYWEdx/

• 西瓜:

• 目录: https://zhihua-lai.com/teaching/ch/

• List of Videos: https://zhihua-lai.com/teaching/

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