Awire is first bent into the shape of a triangle. each side of the triangle is 4in long. then the wire is unbent and reshaped into a square. what is the length of a side of the square?

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 is the rotational symmetry of a wheel

What are “like terms”? why can we only add like terms?