The point P = (x, - ) lies on the unit circle shown below. What is the value of x in simplest form?
P(x, y)
(Note: the figure is not drawn to scale)

Which of the following is most likely the next step in the series? a3z, b6y, c9x, d12w, е15v, f18u

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?