Chapter 7 of 8
Revision Notes
Mensuration — Revision Notes
Tamil Nadu Board · Class 10 · Mathematics
Mensuration revision notes for Tamil Nadu Board Class 10 Mathematics: 4 topics in quick points. Part of the Tamil Nadu Board Class 10 Mathematics syllabus.
44 questions40 flashcards5 concepts
Interactive on Super Tutor
Studying Mensuration? Get the full interactive chapter.
Quizzes, flashcards, AI doubt-solver and a step-by-step study plan — built for revision notes and more.
Free trial, no card needed.
Key Topics to Revise
1
7.1 Introduction to Mensuration
- Mensuration is applied geometry dealing with measurements of areas and volumes
- 2D shapes have only area; 3D shapes have both surface area and volume
- Surface area is the total area of all exposed surfaces of a solid
2
7.2 Right Circular Cylinder
- A cylinder is formed by revolving a rectangle about one of its sides
- It has two circular bases and one curved surface
- Height (h) is perpendicular to the circular base; radius (r) is the distance from center to the circumference
3
7.3 Right Circular Cone
- A cone is formed by revolving a right-angled triangle about one of its perpendicular sides
- It has one circular base and one curved surface that tapers to a point (apex)
- Slant height (l) is the distance from apex to any point on the base circle edge
4
7.4 Sphere and Hemisphere
- A sphere is formed by revolving a semicircle about its diameter
- Every cross-section of a sphere is a circle
- A great circle is formed when the cross-section passes through the center; all others are small circles
Get complete notes with diagrams and examples
Full NotesKey Concepts
A solid formed by revolvingA solid generated by revolvingA solid generated by revolvingExactly half of a sphereThe portion of a cone remaining
Frequently Asked Questions
What are the important topics in Mensuration for Tamil Nadu Board Class 10 Mathematics?
Key topics in Mensuration include 1 Introduction to Mensuration, 2 Right Circular Cylinder, 3 Right Circular Cone, 4 Sphere and Hemisphere. Study these first, then practise questions on each for the Tamil Nadu Board Class 10 board exam.
How should I revise Mensuration for the Tamil Nadu Board Class 10 board exam?
Learn the core ideas first, then work through the 44 practice questions on Mensuration. Revise definitions regularly and use flashcards for quick recall before the exam.
Sources & Official References
Content is aligned to the official syllabus. Refer to the board website for the latest curriculum.
More resources for Mensuration
For serious students
Get the full Mensuration chapter — start free.
Quizzes, flashcards, an AI doubt solver and a study plan for Tamil Nadu Board Class 10 Mathematics. Free to start, no card needed.