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Classifying a Triangle as Acute, Right or Obtuse
Author:
Ms. Vu
,
Keith Hatfield
Using Pythagorean's Theorem to Find out if triangles are acute, obtuse, or right
GeoGebra
New Resources
"Compressed" Astroid as Envelope
Piano. Keyboard.
Limaçon / Cardioid as a Locus - A Classical Construction
Ellipse as Envelope - Correspondence Method
Viviani's Window
Discover Resources
Nutsohle Makita
Planetary Orbit
completing the square
Pythagorova věta
The Linear Function and it's Parameters
Discover Topics
Linear Regression
Geometry
Median Value
Rotation
Cuboid