PLEASE HELP ME PLEASE!

Television sizes are based on the length of the diagonal of the television's rectangular screen. so, for example, a 70-inch television is a television having a diagonal screen length of 70 inches. if a 70 inch television's diagonal forms a 29°angle with the base of the screen, what is the vertical height (1) of the screen to the nearest inch? 70 inhin

Given the graphed function below which of the following orders pairs are found on the inverse function

If value of cos330° is √3/2 then find tan165°.