## Math 8 Chapter 2 Lesson 3: Area of a triangle

Math 8 Chapter 2 Lesson 3: Area of a triangle 1. Theoretical Summary 1.1. Theorem The area of a triangle is half the product of one side and its height. ({rm{S = }}frac{1}{2}{ah}) 1.2. Consequences The area of a right triangle is half the product of the two sides of the right angle. ({rm{S = …