Build Area Formulas
LessonRearrange shapes to explain why the formulas work.
Grade 5 year-map unit
Area of Parallelograms and Triangles
Develop area formulas by rearranging rectangles, parallelograms, and triangles.
Year-map unit
What you will learn
- Connect area formulas to rectangles
- Use perpendicular height
- Compare area and perimeter
Your learning path
Area of Parallelograms and Triangles lessons
Work through these lessons in order so each idea builds on the one before it.