An aeroplane when 900 m high passes vertically above another aeroplane at an instant when their angles of elevation at same observing point are 60 and 45 respectively. Approximately, how many meters higher is the one than the other?

An aeroplane when 900 m high passes vertically above another aeroplane

1.	An aeroplane when 900 m high passes vertically above another aeroplane at an instant when their angles of elevation at same observing point are 60 and 45 respectively. Approximately, how many meters higher is the one than the other?
A.	381 m
B.	211 m
C.	169 m
D.	254 m
Answer» B. 211 m

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An aeroplane when 900 m high passes vertically above another aeroplane at an instant when their angles of elevation at same observing point are 60 and 45 respectively. Approximately, how many meters higher is the one than the other?

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