Introduction to the Volume of a Sphere

Question 4 • Pre-Algebra B

The diameter of a sphere is

Answer

a chord that passes through the center of the sphere.

a fixed point equidistant from all points on the surface of the sphere.

a line segment from the center point to a point on the sphere.

a three-dimensional circle in which all points are equidistant from a fixed point.

Explanation

A diameter is a chord that passes through the center of a sphere. Choice A gives this definition. The segment from the center to the sphere’s surface in choice C is a radius, not a diameter.

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