Question

Zero degree meridian is also known as prime meridian give reason​

Answer 1

Answer:

Explanation:

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Greenwich Meridian (Prime Meridian) Using geographic coordinates, we can give a position to anything on Earth. ... In 1851, Sir George Airy established Royal Observatory in Greenwich, England to be the zero degree line of longitude. This is why prime meridian is also known as the Greenwich Meridian

Answer 2

Answer:

because zero is the centre point from where we evaluate the directions. at left it is West and at right it becomes east