A quadrilateral has vertices E(-4, 2), F(4, 7), G(8, 1), and H(0, -4). Which statements are true? Check all that apply

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

Monthly water bills for a city have a mean of $108.43 and a standard deviation of $32.09. find the probability that a randomly selected bill will have an amount greater than $155, which the city believes might indicate that someone is wasting water. would a bill that size be considered unusual?

In the diagram of circle o, what is the measure of zabc?