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Math·Geometry and Trigonometry·Lines, angles, and triangles

easy

Triangles $XYZ$ and $RST$ are congruent, where $XY=654$ and $YZ=654$. If $RS=ST$, what is the length of segment $RS$?

A

$327$

B

$654$

C

$1,308$

D

$1,962$