In angle STU, S = 150 cm, t = 430 cm and u=470 cm. Find the measure of angle U to the nearest degree.

Arectangular prism is 3 meters long, 6 meters wide, and has a height of 9 meters. what is its surface area?

Lorenzo ate 2/5 of his bag of almonds. his 4 friends ate equal shares of the remaining bag of almonds?

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?