The length of an object is measured as 56.8 centimeters. what is this measurement in scientific notation? a. 0.568 × 102 centimeters b. 5,680 × 102 centimeters c. 5.68 × 101 centimeters d. 568 × 101 centimeters

Find the area of a parallelogram with the given vertices. p(-2, -5), q(9, -5), r(1, 5), s(12, 5)

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

Sketch one cycle if the cosine function y=2cos2theta