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Chapter 10: Q. 7 (page 777)

What is the definition of a sphere?

Short Answer

Expert verified

A sphere is a collection of points that are all located at the same r-distance from a specific point.

Step by step solution

01

Step 1. Definition of sphere compared to that of a circle.

The geometrical equivalent of a two-dimensional circle in three dimensions is a sphere.

02

Step 2. A proper definition of a sphere

In three-dimensional space, a sphere is a collection of points that are all located at the same r-distance from a specific point. The radius of the sphere is denoted by the letter r, and the specified point represents its center.

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