Lesson Plan
Curated OER

Complex Area Problems

For Teachers 9th - 11th
Learners calculate the area of different polygons. For this geometry lesson, students find the area of complex polygons. They solve word problems using rates and distances.
Lesson Plan
Curated OER

Pick's Theorem

For Teachers 9th - 11th
Students investigate polygons and their lattice. In this calculus instructional activity, students record data using different methods. They analyze their data and draw conclusions based on the relationship between the area and the...