This video begins the exploration of: How can I find the area, volume, or surface area of a geometric figure? We will begin by talking about the area of triangles, quadrilaterals, and polygons. We will use a real world scenario to find out what size piece of glass we will need to replace the part of the window we broke.

Originally released by Apperson, 2013. Streaming video file encoded with permission for digital streaming by Infobase on April 30, 2015.

What We Know vs. What We Need to Know (3:45); --I Have a Rectangular Piece of Glass - will it work? (2:58); -- What if the Shape is a Rectangle that Sort of Lean? (3:02); -- What if the Shape Looks Like a Rectangle with Triangles Attached? (2:58); -- What if the Shape has Several Different Angles? (2:33); -- Solving the Big Question (2:55); .