Question

what is radius ..........​

Answer 1

Answer:

noun, plural ra·di·i [rey-dee-ahy], ra·di·us·es. a straight line extending from the center of a circle or sphere to the circumference or surface: The radius of a circle is half the diameter. the length of such a line.

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Answer 2

A straight line from the center of the circumference of a circle or a sphere .

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