38.Randy and Amy left school at the same time and began walking in oppo- site directions. Randy walked at a rate of 3.6 km/h and Amy walked at a rate of 4.2 km/h. How far apart were they after 10 min? PLS HELP I ALSO NEED THE WORK!!

Consider circle h with a 3 centimeter radius. if the length of minor arc what is the measure of zrst?

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?

Complete the solution of the equation. find the value of y when x equals -5. -4x - 8y = -52