Respuesta :

Lucker

Answer:

yes, yes, no, yes, yes (x > 0)

Step-by-step explanation:

the longest side must not be greater than the other 2 sides added up.

5 + 7 > 8 (yes)

10 + 3 > 11 (yes)

16 + 5 = 21 (no)

4 + 1.4 > 5 (yes)

3x + 4x > 5x (yes, x > 0)