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An isosceles triangle has sides of xcm, xcm and 9cm, its perimeter is less than 19 and x is a whole number. find the lowest value of x

Sagot :

Mhanifaidn

Answer:

  • 1 cm

Step-by-step explanation:

Given triangle with:

  • Sides = x cm, x cm and 9 cm
  • P < 19 cm

Set an inequality:

  • x + x + 9 < 19
  • 2x < 10
  • x < 5

As the side can't be negative, the lowest value of x is 1 cm

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