Tina knows that quadrilateral WXYZ has 2 pairs of congruent angles. She thinks that all 4 sides look congruent but she does not have a ruler. How can Tina determine whether she is correct?
She can fold the figure to check that WX and YZ match up.
She can fold the figure to check that XY and WZ match up.
She can fold the figure along both diagonals, XZ and WY, to check if the sides match.
The sides cannot all be congruent if the angles are not all congruent.
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