The sail of a boat is in the shape of a right triangle. Which expression shows the height, in meters, of the sail? The sail of a boat is a right triangle with an acute angle equal to 35 degrees and the side of the sail which is the hypotenuse to the right triangle is 8 meters long. cosine 35 degrees over 8 8(tan 35°) tangent 35 degrees over 8 8(cos 35°)

Twelve different video games showing substance use were observed and the duration times of game play (in seconds) are listed below. the design of the study justifies the assumption that the sample can be treated as a simple random sample. use the data to construct a 99% confidence interval estimate of μ, the mean duration of game play. 4028 4316 4816 4650 4036 5010 4833 4331 4307