Below are two parallel lines with a third line intersecting them.

At school there are 526 students and 263 are girls about how likely is it that a randomly chosen student will be a boy

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

Rectangle pqrs has length a and width 4b. the x-axis bisects ps and qr what are the coordinates of the vertices