Arc length is a fraction of circumference. Area of a sector is a fractions of the area of a circle. Both can be calculated using the angle at the centre and the diameter or radius. Practice circle ...

Why are there 360 degrees in a circle,” a regular reader once asked me. My first response was to say, “Because Miss Helland ...

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Test your mathematics knowledge with this 'Name That Thing' puzzle that challenges you to name all the seven geometric tools ...

Learn how to solve the center of mass for a half circle using essential math methods for physics! This video breaks down the calculation step by step, combining geometry, integration, and physics ...

I've written quite a bit about using Linux to help educate people. In the past, I've discussed using Linux to teach astronomy, programming and computer logic design. So today, I'm writing about using ...