Help. What is the area of the shaded region?

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

What expression is equivalent to 42x-56y

Show your workcan a right triangle have this sides? *how to prove it without using the pythagorean theorema*