Geometry Help-Circles-Tangent and Radius-MooMooMath

MooMooMath provides helpful Geometry videos. In this video tangent and radius of a circle is covered.When you combine the radius of a circle, along with the point of tangency, a right triangle can be created. The Pythagorean Theorem can be used to calculate missing parts of the triangle and circle, along with the tangent lengths. These measurements include leg length,circle radius, and the hypotenuse.

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Finding the surface area and the volume of a sphere

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