Congruence is in the real-world. See the videos for some examples. Return to this page after each by using the back arrow.
Watch the Popsicle Bridge to see an example https://www.youtube.com/watch?v=QheSSHUbPeE
Watch the Learn Zillion Lesson to learn about a using congruent triangles to solve a problem: https://learnzillion.com/assignments/WF4VJ8B