Lesson plan

Solve for the area of a parallelogram by composing it into a rectangle

teaches Common Core State Standards 6.G.A.1 http://corestandards.org/Math/Content/6/G/A/1
teaches Common Core State Standards MP1 http://corestandards.org/Math/Practice/MP1
teaches Common Core State Standards MP4 http://corestandards.org/Math/Practice/MP4