Which of the following transformations will result in an image that maps onto itself?

A. Rotate 270 degrees counterclockwise about the origin, and the

reflect it across the x-axis.
B. Rotate 360 degrees about the origin.

C. Rotate 90 degrees counterclockwise about the origin, and then
rotate 180 degrees.

D. Reflect across the y-axis, and then reflect across the x-axis.

PLEASE HURRY!!!

Students buying lunch at rockwell elementary school yesterday chose either burritos or pizza. 185 students chose burritos and 252 chose pizza. 1. estimate the number of students who brought lunch by rounding each number to the nearest hundred. 2. estimate how many students bought lunch by rounding each number to the nearest ten. 3. find the total number of students who brought lunch. which of your estimates is closer to the actual total? explain. 4. draw a figure on a sheet of paper. estimate how many pennies will fit inside the figure. check your prediction using pennies.

41/2 - 1 1/3 what is the answer as a fraction?

Can anyone me with 32,33,36,37,and 40.