More than 6 inches but less than 1 foot

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

Need 50 will mark brainliest answer. find the lengths of all the sides and the measures of the angles.

3.4a=57.8 what is the the value of a