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the perimeter of a quadrilateral is 412.95cm if the three known sides measure 85.56 cm 112.77 cm and 85.26cm how long is the fourth side

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AGboiigo

[tex]\large{\mathcal{QUESTION:}}[/tex]

the perimeter of a quadrilateral is 412.95cm if the three known sides measure 85.56 cm 112.77 cm and 85.26cm how long is the fourth side

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[tex]\large{\mathcal{SOLUTION:}}[/tex]

The perimeter of a quadrilateral is the sum of all the 4 sides.

  • P = a + b + c + d
  • 412.95 = 85.56 + 112.77 + 85.26 + d
  • 412.95 = 283.59 + d
  • 412.95 - 283.59 = d
  • 129.36 = d

The fourth side measures 129.36 cm

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[tex]\large{\mathcal{ANSWER:}}[/tex]

  • 129.36 cm

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