QUESTION 3 What is the flow rate, in cfs, for a triangular concrete (n = 0.012) channel that has side slopes on each side (s = 5), a flow depth of 15 inches and a bed slope of 0.50%? QUESTION 4 What is the Hydraulic Radius of Trapezoidal channel that has a bottom width of 3 feet, side slopes 1:1 (H:V) and the flow depth is 2 feet. a. 1.16 ft b. 1.75 ft ○ c. 2.67 ft d. 3.45 ft