Mensuration – Grade 8

Grade 8 Mensuration is an advanced level course which assumes that students are familiar with the basic concepts. Student assignments contain a range of problems from 2D figures ( triangle, trapezium, quadrilateral, parallelogram, regular polygons) , 3D figures ( cube, cuboid, cone, cylinder, sphere).

We provide theory, MCQs and assignments for each individual topic. Click on each topic to know more details.

2D Figures
Key topics include :

  • Area of square, rectangle, circle and parallelogram
  • Area of a triangle, trapezium, quadrilateral, parallelogram and regular polygon

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3D Figures
Key topics include :

  • Lateral and curved surface area of cube, cuboid, cone, cylinder, sphere
  • Volume of cube, cuboid, cone, cylinder, sphere

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Arc Length and Sector Area
Key topics include :

  • Express arc length as a fraction of circumference and sector area as a fraction of the area of a circle
  • Find arc length and sector area
  • Solve problems involving arc length and sector area

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