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spidergirl51

  • 3 years ago

A square and an isosceles triangle have the same perimeter. The sides of the square are x + 2 and the base of the triangle is x and sides x +5,find x.

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  1. muntoo
    • 3 years ago
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    |dw:1351135854058:dw|

  2. gallaxhar
    • 3 years ago
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    x + x + 5 + x + 5 = x +2 + x +2 + x +2 + x +2

  3. soty2013
    • 3 years ago
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    |dw:1351135964481:dw|

  4. muntoo
    • 3 years ago
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    \[\large P = 4(x+2) \] \[\large P = (x+5)+(x+5)+x \]

  5. spidergirl51
    • 3 years ago
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    um which is right i am confused

  6. gallaxhar
    • 3 years ago
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    all of them are right ways to do it

  7. spidergirl51
    • 3 years ago
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    oh ok

  8. muntoo
    • 3 years ago
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    All of them are the *SAME* way to do it. ;)

  9. gallaxhar
    • 3 years ago
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    they arent answers, we set up the equation for you to solve for x

  10. spidergirl51
    • 3 years ago
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    x=2

  11. muntoo
    • 3 years ago
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    Yes.

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