To convert −4°f to degrees celsius, the expression 5 9 ×(−4−32) can be used. use the expression to find the temperature in degrees celsius.

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