In a rectangle, the length is 4 ft longer than the width. The area is 98 ft. Approximate the dimensions to the nearest tenth of a foot.

2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?

The interior angles formed by the side of a hexagon have measures of them up to 720° what is the measure of angle a

In which direction does the left side of the graph of this function point? f(x) = 3x3 - x2 + 4x - 2