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igor_vitrenko [27]
3 years ago
7

Kali has a 666 meter ladder that she wants to use to get her cat out of a tree. She puts the base of the ladder 222 meters away

from the base of the tree.

Mathematics
1 answer:
LenaWriter [7]3 years ago
8 0

Answer:

627.91

Step-by-step explanation:

We will use the Pythagorean Theorem to solve this problem

- Lenth of the ladder: 666

- the base of the ladder away from the base of the tree : 222

* Pythagorean Theorem fomula is: a^{2} + b^{2} = c^{2}

⇔ 222^{2}  + b^{2} = 666^{2}

⇔b^{2} =  394 272\\

⇔ b = \sqrt{394272} = 627.91

So the high of the tree is: 627.91  

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Answer:

Students altogether liked cola the best 26

Step-by-step explanation:

Total no of pupils = 60

Boys = 32

girls = 28

we will make a table

Gender         cola             milk               water       total

Boys             12                                         4              32

Girls                                                          9                28

we can find the missing numbers

Let x be for milk

In boys  12 + x + 4 = 32

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In girls

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so girls = 21 - 16 = 5

Gender         cola             milk               water       total

Boys             12                 16                      4              32

Girls                                   5                      9                28

For cola let y

in girls

y + 5 + 9 = 28

y = 14

Gender         cola             milk               water       total

Boys             12                 16                      4              32

Girls              14                   5                      9            28

Altogether cola = 14 + 12 = 26

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