If r = 7 and s = 10, find R. Round to the nearest 10th

If the slope of one line equals the slope of another line then ? a) the two lines are intersecting lines b) the two lines are perpendicular lines c) the two lines are parallel lines d) the two lines always have very steep slopes

How can (square root of 25) ^2 be rewritten?

How can you find the mean absolute deviation (mad) for this set of data?