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Proofs Without Words
Polygonal Number 多邊形數
Centered Polygonal Number 中心多邊形數
Triangular Number 三角形數
Sum of First n Odd Numbers 首n個奇數之和
Sum of First n Squares 首n個平方數之和
Sum of First n Cubes 首n個立方數之和
Sum of Squares & Perfect Square 平方和與完全平方
Difference of Two Squares 平方差 (2)
Difference of Two Squares 平方差 (1)
Area of Trapezium
Proof without words: Cosine Rule (餘弦公式)
Interior & Exterior Angles of Triangles 三角形內角和及外角
Two Squares
Proof of Pythagoras Theorem(1) 畢氏定理的証明(1)
Viviani's Theorem
Feynman's Triangle
Area of Circles 圓面積
Geometric Series: Proof without words 等比級數：無言證明
Proofs Without Words
Autor:
Alex CHIK
GeoGebra 互動數學教室
http://www.geogebra.hk
Polygonal Number 多邊形數
Centered Polygonal Number 中心多邊形數
Triangular Number 三角形數
Sum of First n Odd Numbers 首n個奇數之和
Sum of First n Squares 首n個平方數之和
Sum of First n Cubes 首n個立方數之和
Sum of Squares & Perfect Square 平方和與完全平方
Difference of Two Squares 平方差 (2)
Difference of Two Squares 平方差 (1)
Area of Trapezium
Proof without words: Cosine Rule (餘弦公式)
Interior & Exterior Angles of Triangles 三角形內角和及外角
Two Squares
Proof of Pythagoras Theorem(1) 畢氏定理的証明(1)
Viviani's Theorem
Feynman's Triangle
Area of Circles 圓面積
Geometric Series: Proof without words 等比級數：無言證明
Weiter
Polygonal Number 多邊形數
Neue Materialien
apec
Slopes of Straight Lines
Semicircular Cross Sections
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Equilateral Triangle Cross Sections
Entdecke Materialien
Instantaneous Rate of Change in IT
LZ 7.2.13.3 Hot Dog Eating Contest 2
analytic geometry
lines per mm diffraction grating
Systems of Equations
Entdecke weitere Themen
Extremwertaufgaben oder Extremwertprobleme
Stochastische Prozesse
Hypergeometrische Verteilung
Verteilungen
Volumen
