19. An aeroplane is flying h meters above the ground. At a particular

1.	19. An aeroplane is flying h meters above the ground. At a particular instant, the angle of elevation of theplane from the eyes of a boy sitting on the ground is 60". After some time, the angle of elevation changedto 30". Find the distance covered by the plane during that time assuming it travelled in a straight lineSoln
Answer» The DISTANCE COVERED by the PLANE = 2X

19. An aeroplane is flying h meters above the ground. At a particular instant, the angle of elevation of theplane from the eyes of a boy sitting on the ground is 60". After some time, the angle of elevation changedto 30". Find the distance covered by the plane during that time assuming it travelled in a straight lineSoln

Answer»

The DISTANCE COVERED by the PLANE = 2X

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