Question

The two palm trees are of equal heights and are standing opposite each

other on either side of the river, which is 80 m wide. From a point O

between them on the river the angles of elevation of the top of the trees

are 60° and 30°, respectively. Find the height of the trees and the

distances of the point O from the trees.

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Answer 1

Answer:

The corrosion of silver can be easily recognized by the blackish layer of silver sulphide that covers the surface of the silver metal. Silver reacts with Sulphur to form silver sulphide that corrodes the metal. The original silver metal can be re obtained by removing the layer of silver sulphide.