Given a square with vertices (0,1), (1,0), (0, -1), and (-1,0), in units rounded to the nearest whole, what is the perimeter of the square?
A.) 6
B.) 4
C.). 2
D.). 1

Aliter of water contains about 3.35 x 10^25 molecules. a certain river discharges about 2.9x 10^8 l of water every second. about how many molecules does the river discharge every minute? write your answer in scientific notation