How do i find the value of the variable?

Two rigid transformations are used to map abc to qrs. the first is a translation of vertex b to vertex r. what is the second transformation? a reflection across the line containing ab a rotation about point b a reflection across the line containing cb a rotation about point c

Which fraction below is equivalent to 10/12?

Which of the following is an equation of a line parallel to the equation y=4x+1?