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| Q. |
Which method of development is employed in case of pyramids? |
| A. | parallel-line development |
| B. | approximation method |
| C. | triangulation development |
| D. | radial-line development |
| Answer» D. radial-line development | |
| Explanation: parallel-line is employed in case of prisms and cylinders in which stretch out-line principle is used. radial-line development is used for pyramids in which the actual length of the slant edge or the generator is used as a radius. | |
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