Triangles S T U and X Y Z are shown.
If △STU ~ △XYZ, which statements must be true? Check all that apply.

StartFraction S T Over X Y EndFraction = StartFraction T U Over Y Z EndFraction
StartFraction X Y Over S T EndFraction = StartFraction SU Over X Z EndFraction
∠S ≅ ∠X
∠T ≅ ∠Y
ST = XY
SU = XZ