Plz plz plz help fast

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

When rolling 26 sided number cube what are the chances some of the role will be seven