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Parallelogram, Triangle, Quadrilateral, Area
Author:
Steve Phelps
Topic:
Area
,
Parallelogram
GeoGebra
http://www.gogeometry.com/problem/p489_parallelogram_triangle_quadrilateral_area.htm
New Resources
רישום חופשי
International Day of Mathematics 2025
Flip A Bunch of Coins
探究長方形對角線上的正方形數目
Flip 5 Coins.
Discover Resources
AQR Section 1 Exercise 23
ORTHOCENTER
day 87 (5)
Fixed point iteration - only find one root
Circle theorem: Alternate angles in a circle
Discover Topics
Distributions
Addition
Vectors 2D (Two-Dimensional)
Vectors
Solids or 3D Shapes
