GCSE Maths - How to Find the Volume of a Frustum

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*** WHAT'S COVERED ***
1. Understanding what a frustum is.
2. Method for calculating the volume of a frustum.
3. Finding the dimensions of the large and small cones.
4. Worked example.
* Step-by-step calculation involving substitution into the volume formula.
* Presenting the answer in terms of pi and rounded to significant figures.

*** EXAM BOARD INFO ***
This video is suitable for maths courses around the world.
KS3 - All on your course
GCSE Foundation - All on your course
GCSE Higher - All on your course
A-level - Not on your course

*** CHAPTERS ***
0:00 Intro: What is a Frustum?
0:12 Method: Volume of Large Cone - Volume of Small Cone
0:39 Formula for Cone Volume
0:55 Example Problem Setup
1:05 Finding Known Dimensions
1:25 Finding the Small Cone's Height
1:46 Using Similar Shapes & Scale Factor
2:22 Calculating the Small Cone's Radius
2:44 Calculating the Volumes
3:09 Subtracting Volumes for Final Answer

*** PLAYLISTS ***










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