Help i need help i dont feel like doing this

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.

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

Which of the following represents a function? 50 !