Question

what is north line in map

Answer 1

True North on a map is the direction of a line of longitude which converges on the North Pole. Grid North. The grid lines on Ordnance Survey maps divide the UK into one kilometre squares, east of an imaginary zero point in the Atlantic Ocean, west of Cornwall.

Answer 2

True North on a map is the direction of a line of longitude which converges on the North Pole. Grid North. The grid lines on Ordnance Survey maps divide the UK into one kilometre squares, east of an imaginary zero point in the Atlantic Ocean, west of Cornwall