 | Charles Hutton - Measurement - 1788 - 728 pages
...lefs than this ftandard thicknefs, it muft be reduced to it, as follows : Multiply the fuperficial content of the wall by the number of half bricks in the thicknefs, and divide the product by 3. The dimenfions of a building are ufually taken by meafuring... | |
 | John McGregor (teacher of mathematics.) - Mathematics - 1792 - 558 pages
...of other thicknefs muft be reduced to that ftandard by the following RULE. Multiply the fuperficial content of the wall by the number of half bricks in the thicknefs ; divide the product by 3, and the quotient is the content, reduced to ftandard thicknefs.... | |
 | Thomas Hodson - Arithmetic - 1806 - 574 pages
...flandard thicknefs, it ai. nft be reduced to it, by the following rule: RULE. Multiply the fuperficial content of the wall by the number of half bricks in the thicknefa, and divide the pro-' duct by 3, and the quotient will be the fuperficial contents of die... | |
 | Charles Hutton - Mathematics - 1811 - 444 pages
...III. BRICKLAYERS' WORK. BRICKWORK is estimated at the rate of a brick and a half thick. So that if a wall be more or less than this standard thickness,...the superficial content of the wall by the number •f half bricks in the thickness, and divide the product by 3. The The dimensions of a building may... | |
 | Charles Hutton - Mathematics - 1811 - 496 pages
...HI. BRICKLAYERS' WORK. BRICKWORK is estimated at the rate of a brick and a half thick. So that if a wall be more or less than this standard thickness,...follows : , • "Multiply the superficial content of the wail by the number of half bricks in the thickness, and divide the product by 3. The The dimensions... | |
 | Charles Hutton - Mathematics - 1822 - 616 pages
...of a brick and a half thick. So that if a wall be more or less than this standard thickness, it mast be reduced to it, as follows : Multiply the superficial content of the wall by the number of half bricks ia the thicknesi, and divide the product by 3. The dimensions of a building may be taken by measuring... | |
 | Ira Wanzer - Arithmetic - 1831 - 408 pages
...square rod, (of 2721 square feet,) and always at the rate of a brick and a half thick. So that if a wall be more or less than this standard thickness, it must be reduced to it, by multiplying the superficial content of one side of the wall by the number of half-bricks in the... | |
 | Francis Walkingame - 1833 - 206 pages
...thickness of a wall is more or less, it must be reduced to the standard thickness by multiplying the area of the wall by the number of half bricks in the thickness, and dividing the product by 3. *(35) If the area of a wall is 4085 feet, and the thickness two bricks and... | |
 | Ireland commissioners of nat. educ - 1834 - 370 pages
...174-104 yards. OF WALLING. Brick-work is estimated at the rate of a brick and a half thick ; so that if a wall be more or less than this standard thickness, it must be reduced to it : thus, multiply the superficial contents of the wall by the number of half bricks in the thickness,... | |
 | William Grier - Mechanical engineering - 1836 - 378 pages
...BRICKLAYERS' WORK — Brickwork is estimated at the rate of a brick and a half thick. So that, if a wall be more or less than this standard thickness,...in the thickness, and divide the product by 3. The dimensions of a building are usually taken by measuring half round on the outside and half round on... | |
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