
Tip
Coordinate geometry problems on the test involve points in the xy-coordinate plane.

Sample Problem
In the xy-coordinate plane, segment AB has a length of 2 units. If the coordinates of point A are (x, y), which of the following could be the coordinates of point B?

Answer Options
(A) (x − 2, y − 2)
(B) (x − 1, y − 1)
(C) (x, 2y)
(D) (x, y + 2)
(E) (x + 1, y + 1)
View Correct Answer

(D) (x, y + 2)
Point (x, y + 2) is located 2 units directly above point A (x, y), making the length of AB equal to 2.
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