Alpha-shape

Author:ltgrau

We construct with GeoGebra an $\alpha$-shape in the plane for a set of points. We have implemented a new tool to draw circles from two points and the radius.

We observe the change in the size of the $\alpha$-balls.

New Resources

Isosceles Right Triangle
Segment Addition Postulate (Mild Questions)
Right Triangle Inscribed in a Semicircle
Perpendicular Lines: Quick Exploration
Writing and Graphing Proportional Relationships (k>0)

Discover Resources

Angles Exploration!
Hands On Activity
例題2
cardioid
funzioni goniometriche

Discover Topics

Geometric Mean
Rational Numbers
Parabola
Combinatorics
Equations