Geometry & Angles (Chapter 3)
Lesson 4: Angles in Triangles (3.1)
Learning Goals of Lesson 4
By the end of this lesson, I can:
-classify triangles by their side lengths and interior angles
-find a missing angle using the Interior Angle Sum Theorem
-find missing angles in isosceles and equilateral triangles
-problem solve with interior and exterior angles of a triangle
Video 1: Classifying Triangles
Video 2: Angles in a Triangle (Interior Angle Sum)
Video 3: Find Missing Angle Using Angle Sum of a Triangle
Video 4: Exterior Angle Theorem (For Triangles)
Video 5: Exterior Angle Theorem Got Explained!
Video 6: Problem Solve with Angles in a Triangle
Handout 3-14:
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Handout 3-15:
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Handout 3-16:
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Handout 3-17:
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Handout 3-18:
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