You have 800 feet of fencing to enclose a rectangular field. Express the area of the field, A, as a function of one of its dimensions, X.

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.

Reflect the point (7,0) across the y-axis

∆red ≅ ∆ by rule will give brainiest if possible