Sole the following problems by setting up a proportion, then solving by cross multiplying. if possible, set up the proportion as a single step proportion for the problem. a pair of 80 headphones went on sale for 15% off. what was the sale price

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