Title: Area of a Triangle
This video shows students how to find the area of a triangle.
Standard(s): [MA2013] PRE (9-12) 35: (+) Derive the formula A = (1/2)ab sin(C) for the area of a triangle by drawing an auxiliary line from a vertex perpendicular to the opposite side. (Apply formulas previously derived in Geometry.) [G-SRT9] (Alabama)