Question

GREETINGS WORL I AWAIT YOUR ASSISTANCE ON THIS GREAT ENDEVOUR

Answer 1

SAS only

PQ and QR are congruent (given)
QS and SQ are congruent (Reflexive Property)
∠PQS and ∠RQS are congruent (again, Reflexive Property)

Note: It is not SSS, becase we do not have the information (yet) to state that PS is congruent with RS


hope this helps