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2. The two sides of a given triangle measures 4 mm and 5 mm respectively. Which of the following
could not be the measure of the third side? A. 7 B. 8 C. 9 D. 10​


Sagot :

Concept:-

The sum of two sides of a triangle is greater than the third side of the triangle.

Answer:-

The sides of triangle are

  • 4mm
  • 5mm

Finding sum

[tex]\\ \sf\longmapsto 4+5=9mm[/tex]

Here in options

  1. 7<9
  2. 8<9
  3. 9=9
  4. 10<9

Hence option D is the answer.