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Oxana [17]
3 years ago
14

a tree is standing by the side of the building. 2/5th of the height of the tree is above the building level. the building is 9 m

etres high. what is the height of the tree?
Mathematics
2 answers:
lora16 [44]3 years ago
7 0
9 + ( 2 / 5 )*h = h =>45 + 2h = 5h => 45 = 3h => h = 45 / 3 => h = 15 metres.
ELEN [110]3 years ago
6 0
If 2/5 of the tree is above the building, the other 3/5 must be down next to the building.

3/5(tree) = 9m

Multiply each side by 5/3 :

tree = (5/3) (9) = <u>15 meters</u>
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