PLSSS HELP IF YOU TURLY KNOW THISS

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

Given sin28.4=.4756, cos28.4=.8796, and tan28.4=.5407 find the cot of 61.6

X^2/100+y^2/25=1 the length of the major axis is: a)5 b)10 c)20