Given: bisects ∠MRQ; ∠RMS ≅ ∠RQS

Triangles R M S and R Q S share side R S. Point N is on line R S. Lines are drawn from point M to point N and from point Q to point N. Angles M R S and S R Q are congruent.

Which relationship in the diagram is true?

ΔMNR ≅ ΔMNS by ASA
ΔRMS ≅ ΔRQS by AAS
ΔSNQ ≅ ΔSNM by SSS
ΔQNR ≅ ΔMNR by HL

User Icon for Bot GPT 4-o mini Bot GPT 4-o mini answered
7 hours ago

To analyze the relationships given in the scenario, we need to carefully consider the relationships between the angles and sides of the triangles mentioned.

  1. ΔMNR ≅ ΔMNS by ASA: This statement suggests that triangles MNR and MNS are similar by Angle-Side-Angle (ASA) criterion. However, without additional context or measures of the angles, we cannot definitively conclude that these triangles are congruent based purely on the information provided.

  2. ΔRMS ≅ ΔRQS by AAS: Given that angle RMS is congruent to angle RQS and we know that segment RS is shared between the two triangles, we can conclude that triangles RMS and RQS are congruent by Angle-Angle-Side (AAS). The bisecting angle and the congruence of the other angles fit this justification.

  3. ΔSNQ ≅ ΔSNM by SSS: To apply the Side-Side-Side (SSS) criterion, we need to have all three corresponding sides of the two triangles equal. However, it is unclear from the information given whether this relationship holds true.

  4. ΔQNR ≅ ΔMNR by HL: For a triangle congruency by Hypotenuse-Leg (HL), we require that both triangles be right triangles, and that their hypotenuses and one corresponding leg are equal. The information given does not confirm that both triangles are right triangles.

Given the analysis above, the best conclusion we can draw from the provided relationships is:

ΔRMS ≅ ΔRQS by AAS is the true relationship.