Given that $\triangle PQR$△PQR$\cong$≅$\triangle STU$△STU:
Which of the following statements are true?
$\overline{QR}\cong\overline{ST}$QR≅ST
$\overline{PQ}\cong\overline{ST}$PQ≅ST
$\overline{QR}\cong\overline{TU}$QR≅TU
$\overline{PQ}\cong\overline{TU}$PQ≅TU
Given that $\triangle CDE$△CDE$\cong$≅$\triangle LMN$△LMN:
Given that $\triangle GHI$△GHI$\cong$≅$\triangle LMN$△LMN:
Given that $\triangle STU$△STU$\cong$≅$\triangle ABC$△ABC: