Is It Enough?

Students make connections between side lengths and circles, and use those circles to create triangles with specific side lengths. This lesson also introduces the idea that all triangles with the same side lengths are identical copies, but all quadrilaterals with the same side lengths are not. 

By Desmos Classroom

Learning goals: Learning Goals • Explain that shapes are identical copies if they match up exactly when placed on top of each other. • Determine whether you can create zero, one, or more than one unique polygon with a given set of side lengths.