Question

40 metres. Im
EXAMPLE 28 The angle of elevation of a jet plane from a point A on the ground:
of 30 seconds, the angle of elevation changes to 30°. If the jet plane is flying at
3600V3 m, find the speed of the jet plane.
wund is 60°. After a fligh
ding at a constant height of
ne of the plane and
ICBSE 2008.​

Answer 1

Answer:

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Answer 2

Answer:

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