Please help. I will give brainliest but you have to be first and 100% sure of your answer please!

Which number produces a rationale number when multiplied by 1/5

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

True or false? a circle could be circumscribed about the quadrilateral below.