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Folding an Envelop
作者：
Guillermo Bautista
主題：
角度
,
反射
,
旋轉
GeoGebra
Reference: "Folding a Rectangle into an Envelope"
http://demonstrations.wolfram.com/FoldingARectangleIntoAnEnvelope/
Wolfram Demonstrations Project Published: January 4, 2016
最新資源
Slope Between 2 Points (Phase 2)
רישום חופשי
Viviani's Curve
Random Polar Curve (3)
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
探索資源
Cavalieri's principle in 2D
Chords Intersect at Interior Angle
The Nine-Point Circle
Right-angled Triangle
Open Middle Problem: Complementary and Supplementary Angles
探索主題
最小公倍數與最大公因數
面積
雙曲線
一般四邊形
最佳化問題