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Proving a Triangle is Acute, Right or Obtuse
Author:
Chris F Hansen
,
Keith Hatfield
Using Pythagorean's Theorem to Find out if triangles are acute, obtuse, or right
GeoGebra
New Resources
Monge's Theorem
seo tool
Pendulum Snake
Constructing the Copy of an Angle + Angles Activities
Constructing an Inscribed Equilateral Triangle + Activities
Discover Resources
Urok37
Eclipse Advanced
Symmetry Exercises for Kids
Form 4 Chapter 11 - Thm 10 - Proof of Angles in Alt. Seg.
Spinner Rotation vs Time - Sim to Math - Sine 3
Discover Topics
Congruence
Sequences and Series
Incircle or Inscribed Circle
Root
Line Segment