Question

what are co-ordinates​

Answer 1

In geometry, a coordinate system is a system that uses one or more numbers, or coordinates, to uniquely determine the position of the points or other geometric elements on a manifold such as Euclidean space

Answer 2

One of a set of numbers that determines the position of a point. Only one coordinate is needed if the point is on a line, two if the point is in a plane, and three if it is in space. The American Heritage® Student Science Dictionary, Second Edition.

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