Reflect (-8, -3) in (a) the x-axis and (b) the y-axis

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.

Tickets to a science exposition cost $5.75 each for studentd and $7.00 for adults.how many students and adults went if the ticket charge was $42.75

Triangles abd and ace are similar right triangles. witch ratio best explains why the slope of ab is the same as the slope of ac?