I believe the SSS theorem as they both share/have side measurements (and no defined angles)
YZ = 16. The triangles are congruent. This would be AAS so YZ = 16 because of CPCTC.
The answer is (a). hopefully this answers your question
Answer:
30 points, 20$,3 laps, 6 miles,15 degrees,7 books,11 gallons,22 miles,12 calls
Step-by-step explanation: