An 18-foot board is leaning against a wall. It is set 6 feet from the base of the wall. How far up the wall does the board reach? Round your answer to the nearest tenth of a foot.

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

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%

If the scale factor between two circles is 2x/5y what is the ratio of their areas?