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Class 9 - Sphere, Class 9 - Surface areas and Volumes, Math - Class 9 | NCERTcapacity of sphere, Class 9 math tutorials, hemisphere, math, mathemafia, mathematics, NCERT, sphere, volume of sphere
Example 10: A capsule of medicine is in the shape of a sphere of diameter 3.5 mm. How much medicine (in mm3) is needed to fill this capsule?
Sphere – Volume
Volume of sphere = 4πr³/3
Volume of hemisphere = 2πr³/3
r = base radius of sphere
What is Area / Surface area / Volume
It is recommended to understand the core concept of area, surface area and volume before we attempt any question based on these concepts.
Chapter 13 – Surface areas and Volumes
Concepts
- Area / Surface area / Volume – Introduction
- Surface Area of Cube and Cuboid
- Volume Of Cuboid and Cube
- Surface Area of Right Circular Cylinder
- Volume and capacity of Cylinder
- Right circular Cone
- Surface Area of Right circular Cone
- Volume of Cylinder vs Cone
- Litres and Cubic centimetre (cm³)
- Cubic meters to litres