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圓周與直徑的關係
Forfatter
Anthony OR 柯志明
Emne:
Cirkel
,
Omkreds
拖拉綠點到適當位置,量度圓的直徑。 拖拉紅色的P點,將圓周拉直。透過細分刻度,量度圓周至
小數後兩個位
。如有需要,可使用放大、縮小及移動工具。 將直徑分別改為 2 cm、3 cm 及其他數值,量度圓周的長度。你有甚麼發現?
GeoGebra
Nye Materialer
Building Trapezoids with Set Areas
Slope Between 2 Points (Phase 2)
Parallelogram Anatomy
Area of a Circle Illustrated
Perimeter of Rectangle
Opdag Ressourcer
Secant and Tangent
Miss Kirby's geometric squares
Angles in a Hexagon
Equivalent Sine and Cosine Graphs
HKCEE 2006 Paper 1 Question 17
Udforsk emner
Trapez
Forhold
Ligninger
Algebra
Enhedscirkel