This lesson is a remix from Illustrative Mathematics.  It focuses on symmetrical figures and finding the line(s) of symmetry.  Original lesson:  https://goopenva.org/courses/4-g-finding-lines-of-symmetry

Identifying and describing congruent and noncongruent figures --  Mathematics Instructional Plans (MIPs) help teachers align instruction with the  Mathematics Standards of Learning (SOL) by providing examples of how the knowledge, skills and processes found in the SOL and curriculum framework can be presented to students in the classroom.