GeoGebra
GeoGebra
Lesson 9 - Angle Theorems of a Triangle
Sum of the Angles in a Triangle
Triangle Exterior Angle-Sum Theorem
Lesson 9 - Angle Theorems of a Triangle
Author:
Mr. Coffie
This book contains GeoGebra pages that explore the theorems discussed in 10th grade geometry: the triangle angle-sum theorem and the triangle exterior angle-sum theorem.
Sum of the Angles in a Triangle
Triangle Exterior Angle-Sum Theorem
Next
Sum of the Angles in a Triangle
New Resources
Open Middle Inscribed Angle Exercise (1)
Open Middle: Graphing Linear Inequalities (4)
Open Middle: Graphing Linear Inequalities (3)
Pythagorean Theorem (Special Case)
Open Middle Cyclic Quadrilateral Exercise
Discover Resources
Trig Graphs Unit Circle Trace
Limit
Cycloid
Contrucción 1
River
Discover Topics
Diagrams
Parallelogram
Triangles
Function Graph
Arithmetic Operations