A trapezoidal channel is 2 m wide at the bottom and 1 m deep, w... | Filo

SOLVED: I need help with this question, please.A trapezoidal channel has a width of 8 m, a depth of 1.3 m, and a slope of m-1.75. What is the hydraulic radius?Table 6.1 Cross Sectional Relationships for Open-Channel FlowArea (A) Wetted perimeter (P) Hydraulic Radius (R) Top Width (D)Section Type RectangularHydraulic Depth (D)6 - %Trapezoidal(6 my)y 6 %Vi - mmy 6 . Rmymy)y6 ZyVi mb ImyTriangularJyVi mWVi mCircular (θ in radians)(sin θ)dθ or (WVydθ)420 - πn 20)dθθdθ41 sin(29)d