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📘 Class 10 Maths Chapter 12 | Surface Areas and Volumes | Exercise 12.1 Q9 | NCERT Solution | Shiksha Board

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📚 Description:

Welcome to Shiksha Board by Deepak Sahu 👨‍🏫

In this video, we’ll solve Class 10 Maths Chapter 12 – Surface Areas and Volumes (Exercise 12.1, Question 9) from the NCERT Maths Book, explained in an easy and step-by-step way for CBSE and UK Board students.

This question focuses on surface areas of combined solids, such as a cone placed on a hemisphere or a hemisphere on a cylinder — helping you understand how to calculate total surface area (TSA) in real-life 3D figures.

You’ll learn:
✅ How to break down complex shapes into simple solids
✅ The correct use of formulas for cone and hemisphere
✅ How to calculate curved and total surface areas accurately
✅ Easy tips for handling common curved surfaces
✅ Tricks to remember for board exams and concept clarity

This is an important problem for your Class 10 Board Exam 2025, as it tests both formula knowledge and logical understanding.

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📘 Chapter: Surface Areas and Volumes
🧮 Exercise: 12.1
❓ Question: 9
🎓 Class: 10th
🏫 Board: NCERT / UK Board / CBSE
👨‍🏫 Teacher: Deepak Sahu
📺 Channel: Shiksha Board

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