Calculate the length X between two tangent circles | Important Geometry skills explained

Описание: Learn how to find the length X between two tangent circles. Radii for the circles are 7 and 21. Important Geometry and algebra skills are also explained: Pythagorean Theorem; Circle Theorem. Step-by-step tutorial by PreMath.com

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Step-by-step tutorial by PreMath.com

   • Calculate the length X between two tangent...  

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Calculate the length X between two tangent circles | Important Geometry skills explained

Olympiad Mathematical Question! | Learn Tips how to solve Olympiad Question without hassle and anxiety!

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