Show that the included angles, congruent right angles.

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?

What could explain what happened when the time was equal to 120 minutes

Can someone me do math because i am having a breakdown rn because i don’t get it