Topic B includes lessons 4-9. "Compare and classify quadrilaterals. Compare and classify other polygons. Draw polygons with specified attributes to solve problems. Reason about composing and decomposing polygons using tetrominoes. Create a tangram puzzle and observe relationships among the shapes. Reason about composing and decomposing polygons using tangrams." EngageNY (Currently, we do not have content for Lessons 7, 8, and 9.)
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