. You want to estimate the number of people in a town in favor of a proposed curfew law. You survey every fifth person who enters a post office. Tell whether the sample is biased or unbiased AND explain why

Segment xy is dilated through point m with a scale factor of 2. which segment shows the correct result of the dilation

Acompany makes steel lids that have a diameter of 13 inches. what is the area of each lid? round your answer to the nearest hundredth

How many revolutions will a car wheel of diameter 28 in. make over a period of half an hour if the car is traveling at 60 mi/hr? the final answer is supposedly 21,609 but i have no idea how to get that, show work : )