If \(a\) and \(b\) are positive numbers, what are the

[swerve]

If \(a\) and \(b\) are positive numbers, what are the coordinates of the midpoint of line segment \(CD\) in the \(xy-\)plane?

1) The coordinates of \(C\) are \((a, 1-b)\).
2) The coordinates of \(D\) are \((1-a, b)\).

The OA is C

Source: GMAT Prep