Question

Which side lengths would NOT make a triangle?

11 cm, 10 cm, 21 cm
25 cm, 9 cm, 20 cm
13 cm, 15 cm , 7 cm
16 cm, 17 cm, 15 cm

Answer 1

Answer: 2 is the answer

Explanation:

Answer 2

9, 15, 22.

If you add any of the two side lengths, they will be greater than the third.

Explanation: