Ms. fox asked her class "is the sum of 4.2 and the square root of 7 irrational or rational? " patrick answered that the sum would be irrational. state whether patrick is correct or incorrect.

The random variable x represents the number of phone calls an author receives in a day, and it has a poisson distribution with a mean of 8.7 calls. what are the possible values of x

Abcd is a square. what is the measure of angle bac

`if you have a set of parallel lines a and b cut by transversal x, if angle 1 = 167 degrees, what is angle 4 and why. also what is the measure of angle 5 and why? you need to use the names of the angle relationship and explain. ''.