3 years ago

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:

A) width × length = area

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l = 160 ft

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3 years ago

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hjlf

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I don’t know how to do it please help

madreJ [45]

Answer:

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Step-by-step explanation:

First you have to realize that these are similar triangles.

You can do a easy cross multiplication with these types of questions by forming an equation with the similar angles.

put the smaller above the decimal and the bigger one below like this.

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

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(2t^2+13t+15)\(t+6) long division

aleksklad [387]

Answer:

I think this is the correct solution

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2 years ago

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nydimaria [60]

Answer:

78.75

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75% of 45 is 33.75

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