Class 8MathematicsMensuration
Surface Area of Cube and Cuboid
Cuboid has 6 faces: 2 pairs of (l×b), 2 pairs of (b×h), 2 pairs of (l×h). TSA = 2(lb+bh+lh). Cube: all sides = a. TSA = 6a². LSA (lateral) = 4 faces only. Cuboid LSA = 2h(l+b). Cube LSA = 4a².
10 examples
Concept check 1
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on concept check and show the working clearly.
Definition to application 2
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on definition to application and show the working clearly.
Formula warm-up 3
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on formula warm-up and show the working clearly.
Reasoning practice 4
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on reasoning practice and show the working clearly.
Board-style short answer 5
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on board-style short answer and show the working clearly.
Mistake correction 6
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on mistake correction and show the working clearly.
Visual interpretation 7
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on visual interpretation and show the working clearly.
Applied word problem 8
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on applied word problem and show the working clearly.
Revision challenge 9
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on revision challenge and show the working clearly.
Exam recap 10
For Class 8 Mathematics, explain or solve a surface area of cube and cuboid question from the chapter "Mensuration". Focus on exam recap and show the working clearly.