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Is quadrilateral MNPQ a rectangle?
(1) At least two of the four angles are right angles.
(2) At least three of the four angles are right angles.
[spoiler]OA=B[/spoiler]
Source: Princeton Review
(1) At least two of the four angles are right angles.
(2) At least three of the four angles are right angles.
[spoiler]OA=B[/spoiler]
Source: Princeton Review
