Create Module 9 Topic 3

Geometry Rules – The 6 Essential Angle Laws

• ✅ 18 comprehensive lesson slides
• ✅ 6 active recall questions built-in
• ✅ 12 practice questions (Foundation → Very Hard)
• ✅ Rule 1: Triangle angles = 180°
• ✅ Rule 2: Straight line angles = 180°
• ✅ Rule 3: Quadrilateral angles = 360°
• ✅ Rule 4: Angles round point = 360°
• ✅ Rule 5: Exterior angle of triangle
• ✅ Rule 6: Isosceles triangles
• ✅ Bonus: Polygon angle rules!
• ✅ All diagrams from textbook screenshots