GeoGebra
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GeoGebra
Triangle Sum Properties
Triangle Sum Properties
Author:
Jill Alsman
Students will investigate the sum of the measure of the interior angles of triangles, look at a proof, as well as investigate the measure of an exterior angle of a triangle.
Investigating the Triangle Angle Sum Theorem
Triangle Angle Sum Theorem Proof
Investigating Triangle Exterior Angles
New Resources
G.3.7.1 Notice and Wonder: Nested Triangles
G.3.12.2 Part 1 Corresponding Parts
G.3.12 Practice Problems
G.3.9 Practice Problems
Geometry Unit 3 Lesson 9
Discover Resources
brenda n flor
External Circles
Directed Investigation slider
Sample question answer
မြန်မာတိုင်းရင်းသားဘာသာများအားစမ်းသပ်ခြင်း
Discover Topics
Histogram
Statistical Characteristics
Median Value
Exponential Functions
Functions
