Please help me with this assignment ​

Select the margin of error that corresponds to the sample mean that corresponds to each population: a population mean of 360, a standard deviation of 4, and a margin of error of 2.5%

Graph the system of equations. {6x−4y=−244x−8y=−32 use the line tool to graph the lines.

Angles 1 and 2 are complimentary angles. angle 1 = 52 degrees. what is the measure of angle 2?