A tree is standing behind a building 2_5 of the height of the tree can be seen and the rest is hidden by the building is 9 metres high. What is the height of the tree?
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Step-by-step explanation:
Let the height of the tree = H meters
The part of the tree that is visible = 2/5 * H
the part which is hidden by the building = H - 2/5 * H = H * [ 1 - 2/5 ]
= 3/5 * H
the part hidden of the tree = the height of the building
3/5 * H = 9 meters
H = 9 * 5 / 3 = 15 meters
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