Click on the length of the rectangle

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

What are the solutions of the equation? 5z^2 + 9z - 2 = 0 a. 1, -2 b. 1, 2 c. 1/5, -2 d. 1/5, 2

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out