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Which of the set of three sides can’t form a triangle?
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- 5 cm, 6 cm, 7 cm
- 5 cm, 8 cm, 15 cm
- 8 cm, 15 cm, 18 cm
- 6 cm, 7 cm, 11 cm
- 5 cm, 6 cm, 7 cm
Correct Option: B
According to question ,
We know that the sum of two sides of a triangle is greater than the third side.
We have , the set of three sides are 5 cm, 8 cm, 15 cm .
∴ (5 + 8) < 15
(5 + 15) > 8
(15 + 8) > 5
