12. Surface Areas and Volumes


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Description:

This book provides a comprehensive guide on Surface Areas and Volumes of various 3D geometrical shapes such as cubes, cylinders, cones, spheres, and hemispheres. It explains formulas, concepts, and problem-solving techniques in a simple and easy-to-understand manner. Designed for Class 10 students, it helps strengthen concepts and improve problem-solving skills for board exams and competitive tests.

Why Choose This Book?

✅ Clear explanation of surface area and volume formulas for all common solids
✅ Step-by-step problem-solving techniques and examples
✅ Real-life applications to relate concepts to daily life
✅ Diagrams and illustrations for better understanding
✅ Exam-focused practice questions for revision and accuracy

What’s Inside?

✅ Surface area and volume of cube, cuboid, cylinder, cone, sphere, and hemisphere
✅ Combined solids and conversion problems
✅ Word problems involving real-life situations
✅ Stepwise solutions with formulas and tips
✅ Summary tables and formula charts for quick revision

Who Can Benefit?

✅ Class 10 students preparing for board exams
✅ Teachers and tutors looking for comprehensive practice material
✅ Competitive exam aspirants revising geometry concepts
✅ Parents helping children with homework and revision
✅ Anyone seeking clarity on 3D geometry

 

Frequently Asked Questions (FAQs)

Surface Area = 2πr(h + r), where r is radius and h is height.

Volume = (1/3)πr²h.

Total Surface Area = 4πr².

Volume = (2/3)πr³.

Surface Area = 6a².