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平行四邊形的面積
Author:
Anthony Or 柯志明
Topic:
Parallelogram
GeoGebra
New Resources
Interactive Unit Circle - Exact Trig Values
Mosaic
Marion's Theorem
Dilation + Rotation of Pentagons
Addition within Two Places
Discover Resources
Drawing a Positive Arc and a Negative Arc on the Unit Circle
Bug_PointsBecomeVectors
ExponentialModeling
my work
sphere-quadrilateral
พื้นผิวในสามมิติ
Discover Topics
Dilation
Area
Incircle or Inscribed Circle
Cube
Quadrilaterals