What is the exact value of sin (7π/12)?​

Find the measure of the angle indicated in bold

The length of time it takes to find a parking space at 9 a.m. follows a normal distribution with a mean of 5 minutes and a standard deviation of 2 minutes. find the probability that it takes at least 8 minutes to find a parking space. (round your answer to four decimal places.)

Ineed the answers for this one as well!