A ship sails from print A (40°N, 28°E to point B (40°N, 40°W) along latitude 40°N and then to point C(15°S,40°W)along 25°W take the radius of earth R = 6400km and π=3·142 a Sketch the diagram b)Calculate the distance from A to B, then to c c)Calculate the average speed of the ship for the whole journey takes 20 hours​