Three numbers may be the lengths of the side of a triangle if the largest side is shorter than the sum of the two smaller. Indicate as true (T) of false (F), whether the following triples of numbers may be the length of the sides of a triangle. You need to get all answers correct before obtaining credit.
$\quad 3,4,5$

$\quad 1,2,4$

$\quad3,3,5$

$\quad17,17,17$

$\quad 2,17,18$

Hint: This question is about inequalities. It has nothing to do with the Pythagorean Theorem.