IP EMaths Notes (Upper Sec, Year 3-4): 11) Mensuration and 3D Geometry

Q: What does IP EMaths Notes (Upper Sec, Year 3-4): 11) Mensuration and 3D Geometry cover?
A: Surface area, volume, and composite shape strategies with consistent unit handling.

Build a formula bank for quick recall and keep units consistent. Draw nets for surface-area questions and label every edge before calculating.

Keep the full topic roadmap handy via our IP Maths tuition hub so you can jump into related drills, quizzes, or diagnostics as you move through these notes.

Formula essentials

• Area of circle: $A = \pi r^{2}$, circumference: $C = 2\pi r$.
• Curved surface area of a cylinder: $2\pi rh$