I need help with a math problem only help me if your good at math if your not then have a great day

Which of the following points is collinear with (-2,1) and (0,3)

Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17

The area of a circle is equal to 1 dm². find the radius of the circle.