MCQOPTIONS
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| 1. |
_________ is one of the most efficient types of timber roof trusses. |
| A. | Raised Heel Roof Truss |
| B. | Quadrangular Roof Trusses |
| C. | Parallel Chord Roof Truss |
| D. | Scissor Roof Truss |
| Answer» B. Quadrangular Roof Trusses | |