Final answer:
Without specific information about the sides or angles of triangles BRM and YHT, we cannot determine if they are congruent. We would need to know measurements that correspond to the congruency theorems or postulates like SSS, SAS, ASA, AAS, or HL.
Step-by-step explanation:
To determine if triangles BRM and YHT are congruent, we need to examine the given information to see if it satisfies any of the congruency theorems or postulates. The congruence of triangles is typically evaluated using one of several methods: Side-Side-Side (SSS), Side-Angle-Side (SAS), Angle-Side-Angle (ASA), Angle-Angle-Side (AAS), or Hypotenuse-Leg (HL) for right triangles.
Unfortunately, based on the question, no specific information about the sides or angles of the triangles is provided. To give a definitive answer, we would need details such as the lengths of corresponding sides or measures of corresponding angles. Without this information, we cannot apply the congruency theorems or postulates to conclude that the triangles are congruent.
If such information were available, and it matched one of the above theorems or postulates, then we could state the specific theorem or postulate that validates the congruence. For example, if all three sides of triangle BRM were equal in length to all three sides of triangle YHT, we could use the SSS Postulate to declare the triangles congruent.