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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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Answer:

168 cm³

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{Since we have applied the Pythagoras theorem.}

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3 years ago
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Answer:

(x, y) → (-x, -y)

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Step-by-step explanation:

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8 0
3 years ago
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You randomly choose a number from a hat which has titles numbered 1-10.
Iteru [2.4K]

Answer:

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8 0
3 years ago
The sum of 3 and the quantity 8 times p
Finger [1]
The sum: is the answer to an addition problem. "And" usually represents the plus sign. "times" is used to signify multiplication. 

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3 years ago
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Anna11 [10]

Answer:

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Hello, let's note the two digits a and b. the first number 'ab' can be written as 10a +b. For instance if this is 24 it can be written 20 + 4.

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3 years ago
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