1.

The angle of elevation of the top of a building and the top of the chimney on the roof of the building from a point on the ground are x and $45^{0}$ respectively. The height of building is h metre. Then the height of the chimney, (in metre) is :1). h cot x + h2). h cot x - h3). h tan x - h4). h tan x +h

Answer» HELLO, H COT X - h is CORRECT


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