A. describe the pattern b. write the next 3 terms 3, 1, 1/3, 1/9, 1/ i believe this one is just dividing the previous term by 3, right?

Can somebody me out with this question

Which sentence describes why polygon mnop is congruent to polygon jklp? a. polygon jklp maps to polygon mnop through a translation. b. polygon jklp maps to polygon mnop through a rotation. c. polygon jklp maps to polygon mnop through a dilation. d. polygon jklp maps to polygon mnop through a stretch.

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number