Lesson Plan: Angle Sum of a Triangle Mathematics • 8th Grade
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to find a missing angle in a triangle given the two other angles.
Objectives
Students will be able to
- find a missing angle in a triangle given the other two,
- use algebra and facts about triangles to find missing angles in triangles.
Prerequisites
Students should already be familiar with
- right, isosceles, and equilateral triangles,
- forming and solving equations.
Exclusions
Students will not cover
- trigonometry.