In this video we'll learn how to find side lengths and interior angle measures of parallelograms, when we're given other measures of the parallelogram as algebraic expressions. We just have to remember that parallelograms are quadrilaterals (four-sided figures), in which opposite sides are congruent and parallel.

Streaming video file encoded with permission for digital streaming by Infobase on April 25, 2015.

Measures of Parallelograms with Algebra: Geometry-Parallels and Polygons --(6:27).