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Ierofanga [76]
3 years ago
14

If the perimeter of the following triangle is 7x-2, what is the length of the unknown side?

Mathematics
1 answer:
Alinara [238K]3 years ago
4 0

7x-2-(3x-9)-(x+7)

=7x-2-3x+9-x-7

=7x-3x-x-2+9-7

=3x

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Step-by-step explanation:

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hjlf
1 \% =\frac{1}{100} \\ \\25 \% =\frac{25}{100}=0,25\\ \\25 \% \cdot 68000 = 0,25 \cdot 68000 =17 000


6 0
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Read 2 more answers
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madreJ [45]

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First you have to realize that these are similar triangles.

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\frac{8}{25}=\frac{12}{x}

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Answer:

I think this is the correct solution

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2 years ago
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