Triangle Names and Angle Sum (Interior and Exterior)

Topic:Equilateral Triangles, Isosceles Triangles, Right Triangles, Scalene Triangles, Triangles

How to name triangles. The conditions for naming triangles. Proof the sum of interior (inside) angles = 180 deg. Proof the other two angles equal exterior angle.

New Resources

גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
Combining Random Variables
Graphs of Rational Expressions
Transforming Random Variables
Vertical and Oblique Asymptote

Discover Resources

Lesson 15 Parallels
Chemistry
GoGeometry Action 82!
Mapping Quiz Problem 1
Rotating a Spiral

Discover Topics

Square
Logic
Surface
Probability
Confidence Interval