Select all the correct answers. If the measure of angle 0 is 2/3, which statements are true?
tan(0)
-V3
The measure of the reference angle is 45º
The measure of the reference angle is 30°.
The measure of the reference angle is 60°
cos(8) =
sin(8) -

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.)