Jonathan leans three playing cards against each other to form a triangle. He uses three more playing cards from the
same deck to form a second triangle. Which statement is
true?
Select one:

The two triangles must be congruent because the
corresponding sides in both triangles are congruent.

The two triangles cannot be congruent because sides cannot
be used to prove congruency.

In order to determine if the two triangles are congruent,
Jonathan must measure all three interior angles.

In order to determine if the two triangles are congruent,
Jonathan must measure one interior angle.