Math 9 Chapter 4 Lesson 3: Sphere Sphere Area and Sphere Volume

Math 9 Chapter 4 Lesson 3: Sphere Sphere Area and Sphere Volume 1. Summary of theory 1.1. Globular When rotating a semicircle with center (O), radius (R) one circle around a fixed diameter (AB), a sphere is obtained. – The point (O) is called the center, the length (R) is the radius of the sphere. …

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