An Aeroplane when flying at a height of 4000 m from the ground, passes vertically above another Aeroplane at an Instant when the angles of elevation of two plains from the Same point on
the ground are 60⁰ and 45° respectively. Find the vertical
distances between the Aenoplane of that instant .
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An Aeroplane when flying at a height of 4000 m from the ground, passes vertically above another Aeroplane at an Instant when the angles of elevation of two plains from the Same point on
the ground are 60⁰ and 45° respectively. Find the vertical
distances between the Aenoplane of that instant .
Answered by
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And the angle of elevation of this plane from the same point D is 60∘. Let this angle be ∠BDC=45∘. Hence, the vertical distance between the aeroplanes at that instant is 1690.599m
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