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				| 1. | The hydraulic radius of a triangular section is 0.45m and the normal depth of the channel is 2m, calculate the side slope of the channel. | 
| A. | 1/4 | 
| B. | 1/3 | 
| C. | 1/2 | 
| D. | 1 | 
| Answer» D. 1 | |