Plz help if you can do all that would be great the one that starts with a -3 and then 0 its done

Use the normal approximation to the binomial distribution to answer this question. fifteen percent of all students at a large university are absent on mondays. if a random sample of 12 names is called on a monday, what is the probability that four students are absent?

This is about circle theorems. someone asap : (

Qrst is a parallelogram. determine the measure of ∠q pls