50дм 5 M

It seems like you may be indicating two measurements: "50 дм" (decimeters) and "5 m" (meters). To clarify these measurements: 1. **50 дм** (decimeters) can be converted to meters: - Since 1 meter = 10 decimeters, 50 decimeters = 50 / 10 = 5 meters. 2. **5 m** is already in meters. So, both measurements actually refer to the same length, which is 5 meters. If you have any specific questions or contexts you need further help with, feel free to ask!