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Opsummering
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
Forfatter
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
Næste
Polygonal Number 多邊形數
Nye Materialer
Nikmati Keunggulan Di Bandar Judi Terpercaya
Proof of a Rhombus by Construction and Deduction
seo tool
bewijs stelling van Pythagoras
Marion's Theorem
Opdag Ressourcer
Tessellation 2
Dot Products of Plane Vectors
Sum of exterior angles of a polygon
Question 3
การสร้างรูปคลี่พีระมิด
Udforsk emner
Division
Cirkel
Kegle
Cylinder
Gennemsnit