The carpenter's new guide; a complete book of lines for carpentry and joinery, treating fully on practical geometry, soffits, groins, niches, roofs, and domes, and containing a great variety of original designs. Also a full exemplification of the theory and practice of stair building, cornices, mouldings, and dressings of every description. Including also some observations and calculations on the strength of timber (1854)
d ^^-- ^ / / / \ / \ 1 \ 11 1 ■\ … PRACTICAL GEOMETRY. 11 A rectangle has its opposite sides parallel, and its angles right angles. See Fig. 0. A square has all its sides equal, and its angles right angles. See Fig. P. A regular polygon is one whose sides and angles are equal each to each. Thus, Fig. i2 is a regularpentagon, *S a…
Carpentry
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