1.

65.The angles of elevation of an aeroplane flying vertically above the ground, as observed from the two consecutive stones, 1 km apart; are 45o and 60o. The height of the aeroplane from the ground is

A. 3+1 kms
B. 3+3 kms
C. 123+1 kms
D. 123+3 kms
Answer» E.


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