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USAJMO 2018 #3
作者：
Tom Ahlschwede
Sketch of the 2018 USAJMO day 1 problem #3.
GeoGebra
最新資源
apec
Classifying Triangles
Mondrian's Puzzle
Rectangle Construction Template (V2)
Area of a Circle Illustrated
探索資源
Parallel & Perpendicular Lines
Additional features of Rational Functions
Círculo trigonométrico
Skew or parallel lines?
Interactive Rectangle (2 decimal places)
探索主題
三角學
對稱
線段
柱體
Pythagoras or Pythagorean Theorem