A parallelogram in a coordinate plane is reffected over the line \( y=5 \) and translated 2 units left and 1 unit down. Which statement is true? The resulting parallelogram is congruent to the original parallelogram only if the translation occurs first. The resulting parallelogram is congruent to the original parallelogran only if the reflection occurs first. The resulting parallelogram is not congruent to the original parallelogrann regardless of the order of the transformations. The resulting parallelogram is congruent to the original parallelogram regardless of the order of the transtormations.
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The Deep Dive
When dealing with transformations like reflections and translations, it's important to know that these operations preserve congruence regardless of the order in which they are applied. Both reflections and translations are rigid transformations, meaning they don’t change the size or shape of the figure. So, your parallelogram will end up being congruent to its original form no matter if you reflect first or translate first! In fact, this characteristic applies to all rigid motions in the plane. If you take a shape and apply any combination of translations, rotations, and reflections, the final result will always be congruent to the starting figure. So you can confidently state that the resulting parallelogram is congruent to the original parallelogram regardless of the order of the transformations!