👉 Reechoes are a type of echo that occur when two sound waves, one coming from a source and another going back to the same source, meet at an angle. This means that the second wave is reflected back into the source with the same frequency as the original wave. The phenomenon can be observed in various contexts such as musical instruments, underwater sounds, or even in everyday life. Reechoes are particularly interesting when they occur in a symmetrical pattern, where the two waves meet at exactly