For the graph y = 41 find the slope of a line that is perpendicular to it and the slope of a line parallel to it. explain your answer with two or more sentences

Mozart lenses inc. recently introduced seelites, a thinner lens for eyelasses. of a sample of 800 eyeglass wearers, 246 said they would purchases their next pair of eyeglasses with the new lenses. lenses inc. estimates that the number of people who purchase eyeglasses in a year is 1,700,000. most eyeglasses wearer buy one new pair of eyeglasses a year. what is the annual sales potential for the new lenses.

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Identify the number as a rational or irrational.explai. 291.87