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Howard Clock
Author:
Chan Wing Ho
撥動鐘面,輸入鐘面上指示的時間。 輸入時間,依時間撥動鐘面。 Information for other teachers: 讓學生認識如何從鐘面報時,及如何在鐘面顯示指定的時間。
GeoGebra
柯志明 香港教育局 教育基建分部
New Resources
Bottema's Theorem
Piano. Keyboard.
van Aubel's Theorem
Ellipse as Envelope - Correspondence Method
Teorema Japonês para quadriláteros inscritos em uma circunferência
Discover Resources
Kwadratiese funksies - Die effek van a en q
simple-quadrant
Spiral
Geomtry
Triangle Tessellation by Midpoint Rotation
Discover Topics
Geometric Transformations
Pyramid
Circumcircle or Circumscribed Circle
Geometric Distribution
Mathematics