The water slide is 130 meters from the top to bottom. The vertical height of the slide is 50 meters. What is the angle of elevation of the slide?

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.

Which radical expression is a rational number? a. √ 360 b. √ 644 c. √ 225 d. √ 122

What is the value of x in this triangle? a. 53° b. 62° c. 65° d. 118°