Students investigate the ways shapes can be divided into equal pieces with one or two cuts.
Students create designs and describe them to a classmate, using fractional and geometric terms.
In this lesson, students develop the area formula for a triangle.
“When Is the Same Size Not the Same Size?” from IM Grade 8 by Open Up Resources and Illustrative Mathematics.
“Finding Distances in the Coordinate Plane” from IM Grade 8 by Open Up Resources and Illustrative Mathematics.