Select the correct answer. Which transformation will always map a parallelogram onto itself?
O A. a 90° rotation about its center
OB. a reflection across one of its diagonals
OC. a 180° rotation about its center
D. a reflection across a line joining the midpoints of opposite sides

pay attention in your classes and concentrate the best thing you can do to raise your test scores is to pay attention when you're supposed to be learning the material: in class!

take good notes.

do your homework.

use mnemonics and other tricks.

do practice tests.

note: the best i know.

a 270° rotation about point p says on e d g e n u it y (had to space it out because it says it's a misspelling so i couldn't submit it

e

step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)