I need help with this. Here’s the picture.

Can someone me with my hwplz(only the circled ones)

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

Select all the correct answers. what is 221,000,000,000,000,000,000 expressed in scientific notation?