Answer:
B) exactly one solution
Step-by-step explanation:
You didn't supply a list. The so-called rigid transformations of translation, rotation and reflection create congruent triangles.
Generally it's dilation by a factor about a point is preserves similarity but not congruency. Any transformation which includes such scalings but is otherwise rigid also preserves similarity but not congruency.
The answer is:
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Answer:
a
Step-by-step explanation:
