Get a complete, ready-to-print unit that includes everything you need to teach parallel and perpendicular lines, coordinate geometry formulas, and angle relationships with transversals. This 6-lesson unit covers writing equations of parallel and perpendicular lines, applying coordinate geometry formulas, and proving theorems about parallel lines and transversals. ⭐⭐⭐ Now includes lesson videos! ⭐⭐⭐ What's Included✓ 6 lessons with guided notes, lesson videos, exit tickets, and warm-ups ✓ 3 explo