Can someone please help me I really need help

Will mark brainliest. when ∆rst is translated 4 units down, what are the apparent coordinates of t’?

The standard deviation for a set of data is 5.5. the mean is 265. what is the margin of error?

The boiling point of water at an elevation of 0 feet is 212 degrees fahrenheit (°f). for every 1,000 feet of increase in elevation, the boiling point of water decreases by about 2°f. which of the following represents this relationship if b is the boiling point of water at an elevation of e thousand feet? a) e = 2b - 212 b) b = 2e - 212 c) e = -2b + 212 d) b = -2e + 212