6)An aeroplane flies from a town P(lat. 40°N, 38°E) to another town Q(lat. 40°N, 22°W)....

6)An aeroplane flies from a town P(lat. 40°N, 38°E) to another town Q(lat. 40°N, 22°W). It later flies to a third town T(28°N, 22°W). Calculate the : (a) distance between P and Q along their parallel of latitude ; (b) distance between Q and T along their line of longitudes; (c) average speed at which the aeroplane will fly from P to T via Q, if the journey takes 12 hours, correct to 3 significant figures. [Take the radius of the earth = 6400km pie=3.142)?

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Asked by obroo on 4th September, 2024