hphillips50102 hphillips50102
  • 23-08-2018
  • Mathematics
contestada

Find the length of the side of the square if the number of square meters in its area is 1.5 times the number of meters in its perimeter

Respuesta :

gmany
gmany gmany
  • 29-08-2018

a - a length of side of square

The area: A = a²

The perimeter: P = 4a

The equation:

[tex] a^2=1.5\cdot4a\\\\a^2=6a\ \ \ \ |-6a\\\\a^2-6a=0\\\\a(a-6)=0\iff a=0\ \vee\ a-6=0\\\\\boxed{a=6} [/tex]

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