Volume of Right Circular Cylinder & Area of Playground (Garden Roller) | Ex 7.3 Q4–Q9 Class 8 Maths
Автор: Manju Mongia
Загружено: 2025-11-12
Просмотров: 49
Описание:
📘 Exercise 7.3 (Q4–Q9) | Volume of Right Circular Cylinder & Area of Playground (Using Garden Roller)
In this video, we’ll solve NCERT Class 8 Maths Exercise 7.3 Questions 4 to 9 step by step. You’ll learn how to calculate the volume of a right circular cylinder and find the area covered by a garden roller used to level a playground. Each question is explained clearly with proper reasoning, formulas, and shortcuts to make problem-solving easy and accurate.
✅ What You’ll Learn:
Concept of Volume of a right circular cylinder
How to calculate area covered by a garden roller
Relation between one rotation and area covered
Unit conversions and practical use of formulas
Step-by-step solutions for Q4 to Q9 of Exercise 7.3
📏 Important Formulas:
Volume of cylinder = πr²h
Curved surface area (CSA) = 2πrh
Total surface area (TSA) = 2πr(h + r)
🎯 Key Highlights:
Real-life application: calculating playground area using a roller
Easy tricks to remember all formulas
Common exam mistakes and how to avoid them
Fully explained NCERT solutions with clear logic
🎓 Perfect for Class 9 students, CBSE, ICSE, and State Board exam preparation.
👉 Watch till the end to master the formulas and solve every question with confidence!
👍 Like | 🔁 Share | 🔔 Subscribe for more NCERT Maths solution videos
#Class8Maths #SurfaceAreasAndVolumes #Exercise7_3 #CylinderVolume #GardenRoller #pyqSolutions #CBSE #MathsChapter7 #Geometry #worksheet #pyq
Повторяем попытку...
Доступные форматы для скачивания:
Скачать видео
-
Информация по загрузке:
