CMAT 2020 Solved Question Paper

Question : 11 of 100

Marks: +1, -0

Which of the following sets of numbers can be used as the lengths of the sides of a triangle?

Solution:

We know that, the sum of length of two sides of a triangle is greater than the third side
In option (D), [5, 7, 9] only

5+7>9 ⇒ 12>9

7+9>5 ⇒ 16>5

5+9>7 ⇒ 14>7

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