What additional piece of information would you need to be able to state KLM is congruent with MNK by the SSS congruence Theron

In order to state that KLM is congruent to MNK using the SSS congruence theorem, you would need to know the following additional piece of information:

- The lengths of the three sides of triangle KLM (KL, LM, and KM), and
- The lengths of the three sides of triangle MNK (MN, NK, and MK).

To be able to state that KLM is congruent to MNK using the Side-Side-Side (SSS) congruence theorem, I would need the lengths of the corresponding sides of both triangles. The SSS congruence theorem states that if the lengths of the corresponding sides of two triangles are congruent, then the triangles themselves are congruent. Hence, knowing the length of each side of both triangles is necessary to apply this theorem and conclude that KLM is congruent to MNK.

To state that KLM is congruent to MNK using the Side-Side-Side (SSS) congruence theorem, we would need the following additional piece of information:

1. Lengths of the three sides of triangle KLM (KL, LM, and KM).
2. Lengths of the three sides of triangle MNK (MN, NK, and MK).

For the SSS congruence theorem to apply, the lengths of corresponding sides of two triangles must be equal. In this case, we need to compare the lengths of the corresponding sides of triangles KLM and MNK.