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Determining Congruence

Determining Congruence 1.11 - Solution

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Two figures are congruent if and only if there is a sequence of one or more rigid motions that maps one figure onto the other. Recall that to perform the rigid motions, the figures must also have the same size and shape. Let's consider the given diagram.

As we can see above, the figures have the same shape and size. We can map one of them onto other by reflecting a figure on a vertical line.

Therefore, the figures are congruent.