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GeoGebra
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Outline
Area
Area: Triangle
Triangle: area
Triangle area (different basis)
Triangles area: parallel lines
Triangle area (same base)
Triangle area: same base & height
Area: Parallelogram (same sides not equal area)
Area: parallelogram to rectangle
Area: parallelogram (triangles)
Area: parallelogram (between parallel lines)
Area: parallelogram (parallel lines)
Area: KISS
Area
Author:
Gerrit Stols
Area: Triangle
Triangle: area
Triangle area (different basis)
Triangles area: parallel lines
Triangle area (same base)
Triangle area: same base & height
Area: Parallelogram (same sides not equal area)
Area: parallelogram to rectangle
Area: parallelogram (triangles)
Area: parallelogram (between parallel lines)
Area: parallelogram (parallel lines)
Area: KISS
Next
Area: Triangle
New Resources
Witch of Agnesi - A Classical Construction
Introduction
Simplifying Radicals: Geometric Thin Slice
A retro cityscape with mathematics
Supplementary Angles
Discover Resources
Inverse sine Graph and transformations
Alternate Exterior Angles: Quick Investigation
Rectangle - Conjecture
สื่อพาราโบลา
Graph the Equation Unit 2 Quiz #13
Discover Topics
Upper and Lower Sum or Riemann Sum
Line Segment
Real Numbers
Random Experiments
Orthocenter