Surface Areas and Volumes - Exercise 11.1 (Que. 5 to 8) | Class 9 Maths Chapter 11 | CBSE 2025

👉Previous Video:    • Surface Areas and Volumes - Exercise 11.1 ...   👉Next Video:    • Surface Areas and Volumes - NCERT Examples...   ======================================================= ✔️📚👉 Watch Full Free Course Videos: https://www.magnetbrains.com ✔️📚👉 Grab E-book & E-Notes by Expert Teachers Here: https://www.magnetbrains.com/notes ======================================================= 📢 Full Playlist Link:    • Class 9 Maths (By Kishore Sir) | Complete ...   ✅ In this video, ✔️ Class: 9th ✔️ Subject: Maths ✔️ Chapter: Surface Areas and Volumes (Chapter 11) ✔️ Topic Name: Exercise 11.1 (Que. 5 to 8) ✔️ Topics Covered In this video (By Kishore sir): In this captivating video, Sir guides you through the fascinating realm of Class 9 Maths, focusing on 'Exercise 11.1 (Que. 5 to 8)' of Chapter 11, "Surface Areas and Volumes". Join us as we simplify complex topics and make learning fun and engaging for all Class 9 students. Dive deep into the world of Maths as we explore key concepts essential for your studies ======================================================= 00:00 Introduction: Surface Areas and Volumes - Exercise 11.1 (Que. 5 to 8) 01:27 Que. 5 What length of tarpaulin 3 m wide will be required to make conical tent of height 8 m and base radius 6 m? Assume that the extra length of material that will be required for stitching margins and wastage in cutting is approximately 20 cm (Use π = 3.14). 09:38 Que. 6 The slant height and base diameter of a conical tomb are 25 m and 14 m respectively. Find the cost of white-washing its curved surface at the rate of 210 per 100 m2. 15:18 Que. 7 A joker's cap is in the form of a right circular cone of base radius 7 cm and height 24 cm. Find the area of the sheet required to make 10 such caps. 21:43 Que. 8 A bus stop is barricaded from the remaining part of the road, by using 50 hollow cones made of recycled cardboard. Each cone has a base diameter of 40 cm and height 1 m. If the outer side of each of the cones is to be painted and the cost of painting is 12 per m2, what will be the cost of painting all these cones? 27:23 Website Overview ======================================================= Why study from Magnet Brains? Magnet Brains is an online education platform that helps to gives you NCERT/CBSE curriculum-based full courses free from Kindergarten to Class 12th so that you can perform well in any and all exams you give in your academic career. 👉 Contact us 🤑🤑 ➡️ Connect with us: [email protected] ➡️ Website: https://www.magnetbrains.com/ ➡️ Subscribe to us on YouTube:    / @magnetbrainseducation   ➡️ Subscribe to Magnet Brains Hindi Medium:    / @magnetbrainshindimedium   ➡️ Facebook:- https://www.magnetbrains.com/out/face... ➡️ Telegram:- https://www.magnetbrains.com/out/tele... ➡️ Instagram:- https://www.magnetbrains.com/out/inst... #class9maths #surfaceareasandvolumes #exercise11_1 #chapter11maths #cbseclass9 #geometry #magnetbrains class 9 maths surface areas and volumes exercise 11.1 questions 5 to 8 exercise 11.1 surface areas and volumes class 9 solutions chapter 11 surface areas and volumes solutions class 9 cbse class 9 maths exercise 11.1 exercise 11.1 questions 1 to 4 class 9 maths solutions Disclaimer: "This video is for educational and informational purposes only and is not intended to infringe on any copyrights. If you believe that this video has used any copyrighted material in a way that constitutes copyright infringement, please contact us at [email protected] and we will take appropriate action."