In the diagram below, BC = QR = x, AC = PR = y, and triangle PQR is a right triangle. Use the drop-down menus to complete the proof that if the equation
2x2 + y2 = z2 is true of the side lengths in triangle ABC, then triangle ABC must be a right
triangle.

Anew movie is released each year for 14 years to go along with a popular book series. each movie is 2 minutes longer than the last to go along with a plot twist. the first movie is 70 minutes long. use an arithmetic series formula to determine the total length of all 14 movies