Simplify 27-{ 9+(12-5)÷4} with solution​

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

Sam claims that cos x =sin y if x and y are congruent angels. is sam correct ?

Anyone know? will mark brainliest if correct!