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Question
In the given figure, HT shows the height of a tree standing vertically. From a point P, the angle of elevation of the top of the tree (that is ∠P) measures 42° and the distance to the tree is 60 metres. Find the height of the tree
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Solution
Let the height of the tree HT be “x”
In the ΔHTP,
tan 42° = `"HT"/"PT"`
0.9004 = `x/60`
x = 0.9004 × 60
= 54.024
The height of the tree = 54.02 m
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