2. What is the measure of the angle formed by the corner of the window?

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom

Three students, javier, sam, and corrine, participated in a fundraiser where people donated a certain amount of money per lap that the student ran. each student also had some initial donations that were collected before the run. the equations that represent each student's total donation, y, based on the number of laps ran, x, is shown below. match each equation with the correct rate of change for that student.

Why is causation so much more difficult to prove than correlation?