The unit of length i can use to measure distance is???

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

What is the equation of a line passing through (-6,5) and having a slope of 1/3

Write as a product: ac^2–ad+c^3–cd–bc^2+bd