Which transformations will always map a parallelogram onto itself A. a 90 degree rotation about its Center
B. reflection across one of its diagonals
C. a 180 rotation about its Center
D. a reflection across a line joining the midpoints of opposite sides

Abiologist is recording the loss of fish in a pond. he notes the number of fish, f, in the pond on june 1. on july 1 there were 63 fish in the pond, which is 52 fewer fish than were in the pond on june 1. which equation represents this situation? a. f – 52 = 63 b. f – 63 = 52 c. 63 – f = 52 d. f – 63 = –52

Let event a = you roll an even number on the first cube.let event b = you roll a 6 on the second cube.are the events independent or dependent? why?

Put the following steps for calculating net worth in the correct order