Question

Which of the following sets of numbers could be the lengths of the sides of a triangle?

A. 7.4 cm, 10.5 cm, 15.5 cm
B. 10.5 cm, 15.5 cm, 4.5 cm
C. 7.4 cm, 15.5 cm, 23 cm
D. 7.4 cm, 10.5 cm, 19.5 cm

Answer 1

Answer:

Step-by-step explanation:

If we add the 2 least numbers it should be greater than the maximum length of the triangle.

Therefore the answer a is satisfied.

7.4 + 10.5

17.9 cm > 15.5 cm