Class 9 Maths Chapter 11 | All 12 Examples Solved | Math Mentor

Описание: Master the foundations of Geometry! 🧊 In this video, your Math Mentor breaks down the exact 10 Examples found in the latest NCERT Class 9 Mathematics textbook for Chapter 11: Surface Area and Volume.
​These examples are carefully selected by NCERT to prepare you for every type of question in the exercises. We move from the Curved Surface Area of a Cone to the Volume of a Sphere, ensuring you understand the "why" behind every calculation.
​Timestamps (The Exact 10 NCERT Examples):
00:00 - Introduction
00:30 - Example 1: Finding CSA of a Cone (Radius 7cm, Slant Height 10cm)
01:15 - Example 2: the height of a cone is 16 cm and its base radius is 12 cm.
06:35 - Example 3: A corn cob
​14:50 - Example 4: Surface Area of a Sphere (Radius 7cm)
15:20 - Example 5: CSA and TSA of a Hemisphere (Radius 21cm)
​17:30 - Example 6: the hollow sphere
18:46 - Example 7: Volume of a Cone (Radius 6cm, Height 7cm)
22:55 - Example 8: the height and slant height of a cone are 21 cm and
25:00 - Example 9: Monica has a piece of canvas
30:10 - Example 10: find the volume of sphere
​33:10 - Example 11 : the shot-put
39:02 - Example 12 : A hemispherical bowl has a radius of 3.5 cm
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