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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
Constructing the Copy of an Angle + Angles Activities
Untitled
גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
seo tool
Constructing Equilateral Triangles + Activities
Discover Resources
u-substitution revision 1
Dynamic Triangle
Circumcentre
Inscribed
Completing the square
Discover Topics
Tree Diagrams
Intersection
Vectors 2D (Two-Dimensional)
Square
Variance