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GeoBoard - The area & perimeter BLOB
Author:
Walter M. Stroup
Introduction
You should consider first using the GeoBoard - Area and Perimeter Introduction activity before using this activity.
The Blob
GeoGebra
New Resources
Rotating Points (Optical Illusion)
Odd or Even
Play C3 E3 G3 C4_C4
Cross Product in 2D and 3D
Simplifying Radicals: Geometric Thin Slice
Discover Resources
凹透鏡 Concave Lens
geometry apps
isosceles triangle given the base and one side
extra chapters
Volume Similarity
Discover Topics
Indefinite Integral
Quadratic Functions
Bar Chart or Bar Graph
General Quadrilateral
Trigonometry