Class 9MathematicsSurface Areas and Volumes
Cuboid and Cube
Cuboid: l×b×h shaped box. Surface areas: LSA = 2h(l+b). TSA = 2(lb+bh+lh). Volume = l×b×h. Cube: all sides equal (a). TSA = 6a². Volume = a³. Diagonal of cube = a√3. Diagonal of cuboid = √(l²+b²+h²).
10 examples
Concept check 1
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on concept check and show the working clearly.
Definition to application 2
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on definition to application and show the working clearly.
Formula warm-up 3
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on formula warm-up and show the working clearly.
Reasoning practice 4
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on reasoning practice and show the working clearly.
Board-style short answer 5
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on board-style short answer and show the working clearly.
Mistake correction 6
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on mistake correction and show the working clearly.
Visual interpretation 7
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on visual interpretation and show the working clearly.
Applied word problem 8
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on applied word problem and show the working clearly.
Revision challenge 9
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on revision challenge and show the working clearly.
Exam recap 10
For Class 9 Mathematics, explain or solve a cuboid and cube question from the chapter "Surface Areas and Volumes". Focus on exam recap and show the working clearly.