Para decorar un mural, Diana diseñó baldosas en forma de triángulo como se muestra en la imagen. Luego decide trazar la recta l y realizar un corte. Si la recta l es mediatriz relativa a DE, ¿cuál es el valor de α? Doy coronita

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)