Which is the definition of a sphere?
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Sphere--a round solid figure, or its surface, with every point on its surface equidistant from its centre.
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Sphere Has 3 dimensions.
Mathematically Sphere is a set of all points which are equidistant From a point in 3D.
The point is called Center of sphere .
If (a,b.c) is the center of the sphere , then it's equation will be ....
(x-a)² + (y-b)² + (z-c)² =r²
where r is the radius of the sphere.
The volume of sphere =(4πr³)/3
Area of it's surface =4πr²
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