 
			 
			MCQOPTIONS
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				| 1. | In ___________________ method, the true length of slant edges of the cones is used as radius in development of surfaces. | 
| A. | Approximate development | 
| B. | Parallel line development | 
| C. | Triangulation development | 
| D. | Radial line development | 
| Answer» E. | |