If two sides of a triangle have lengths 1 and 5, which…

If two sides of a triangle have lengths 1 and 5, which of the following could be the perimeter of the triangle? I. 9 II. 15 III. 19

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #68373