Measuring wetted perimeter

How to measure a river's wetted perimeter and calculate the hydraulic radius.

[@Devlitator]

This was really helpful for my project thanks!

[@viloniadurai9116]

Beautifully demonstrated

[@helenpimentel762]

Good explanation

[@kandundashilandula8488]

now I undstnd

[@neko8274]

invest in a clip on mic love