Question

An aeroplane , when flying at a height of 4000m from the ground passes vertically above another aeroplane at an instant when the angles of elevation of the two planes from the same point on the ground are 60 degree and 40 degree respt. find the vertical distance between the aeroplanes at that instant (take root 3=1.73)

Answer 1

appearing in the shape of a quadrilateral ABCD angle C is equal to 90 degree is equal to 9 BC is equal to MC D is called 5 metre and it is called that how much area does it ok bye

Answer 2

Here it is
I hope it may help u
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