Answer:
SSS
Step-by-step explanation:
ST is congruent to SQ
QP is congruent to TP
SP is congruent to SP (reflexive property)
3 sides are congruent, SSS
SSS Postulate
According to side-side-side postulate, the triangles are congruent
Since,
=> TP = PQ
=> ST = SQ
=> SP = SP (Common)
