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The rudiments of practical bricklaying : in six sections : general principles of bricklaying, arch drawing, cutting, and setting, different kinds of pointing, paving, tiling, materials, slating, and plastering, practical geometry, mensuration, etc. (1882)

Hammond, Adam · London : C. Lockwood · leaf 110

An illustration from The rudiments of practical bricklaying : in six sections : general principles of bricklaying, arch drawing, cutting, and setting, different kinds of pointing, paving, tiling, materials, slating, and plastering, practical geometry, mensuration, etc., 1882, leaf 110
94 BRICKLAYING. Problem IX. To inscribe a circle within a triangle. From A as centre with any radius describe an arc B c ; bisect it, and through the point of bi- section draw the line A o ; bisect the angle d e b, and draw the line o e. ^ ^ Where the lines a o and o E intersect is the centre of… … drawn from the centre o, bisect- ing AD, and produced to r, e d will be the length of one side of an octagon inscribed in the circle. Problem XI. In a given circle, to inscribe any regular polygon ; or, to dioide the circumference of a given circle into any number of equal parts. Divide the…

Bricklaying · Plastering · Masonry

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