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Area of a Parallelogram
Author:
Anthony Or 柯志明
Topic:
Area
,
Parallelogram
GeoGebra
New Resources
aperiodic monotile construction_step by step
Roman Numerals Bingo
Flip Flop
Exploring the Derivative of an Exponential Function
探究由平行線和截線所成的角
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uhhhh
The Surfer and the Spotter
Hannah_Intro to Invariants, two rectangles
Rotation by 90 degree about origin
Travelling wave simulation IV
Discover Topics
Rotation
Differential Calculus
Plane Figures or Shapes
Exponential Functions
Combinatorics