Curated OER
Median of a Trapezoid
Learners find the median of trapezoids and other polygons. In this geometry lesson, students identify important properties of trapezoids. They create trapezoids and polygons using Cabri software.
Curated OER
The Trappings of Trapezoids
Students define trapezoids and their shapes. For this geometry lesson, students calculate the area of a trapezoid and a parallelogram. They use Cabri software to make investigations.