 | Gordon Augustus Southworth - Arithmetic - 1895 - 334 pages
...height. A Sphere. Multiply circumference by diameter ; or, multiply the square of the diameter by 3.1416. 7. — OP SOLIDS. To find the Volume of a — Rectangular...one inch or less.~) 8. — PERCENTAGE. To find the — Percentage. Multiply the base by the rate per cent. Base. Divide the percentage by the rate per... | |
 | Gordon Augustus Southworth - Arithmetic - 1895 - 330 pages
...height. A Sphere. Multiply circumference by diameter; or, multiply the square of the diameter by 3.1416. 7. — OP SOLIDS. To find the Volume of a — Rectangular...(Disregard thickness when it is one inch or less.) t ft— PERCENTAGE. To find the — Percentage. Multiply the base by the rate per cent. Base. Divide... | |
 | David Martin Sensenig, Robert F Anderson - Arithmetic - 1903 - 272 pages
...in the plank, if 1 inch thick. . 2x7x15 = « (i << i< it .i « « 2 inches thick. - " 12 Therefore, to find the number of board feet in a piece of lumber more than one inch thick : Multiply together the number of feet in the length, the number of inches... | |
 | David Martin Sensenig, Robert F Anderson - Arithmetic - 1903 - 274 pages
...feet in the plank, if 1 inch thick. . 2x7xu_ <i « u « u « .1 ii 2 inches thick. . . u Therefore, to find the number of board feet in a piece of lumber more than one inch thick : Multiply together the number of feet in the length, the number of inches... | |
 | California. State Text-Book Committee - Mathematics - 1905 - 264 pages
...the board foot. A board foot is a piece of lumber one foot long, one foot wide, and one inch thick. To find the number of board fee.t in a piece of lumber, multiply the .length of the piece in feet by the thickness of the piece in inches, and this by the width of the... | |
 | John William McClymonds - 1905 - 264 pages
...the board foot. A board foot is a piece of lumber one foot long, one foot wide, and one inch thick. To find the number of board feet in a piece of lumber, multiply the length of the piece in feet. by the thickness of the piece in inches, and this by the width of the... | |
 | John William McClymonds, D. R. Jones - Arithmetic - 1905 - 264 pages
...the board foot. A board foot is a piece of lumber one foot long, one foot wide, and one inch thick. To find the number of board feet in a piece of lumber, multiply the length of the piece in feet by the thickness of the piece in inches, and this by the width of the piece... | |
 | Gordon Augustus Southworth - 1906 - 332 pages
...plane parallel to the base. -Го find its volume : (1) Find the area of each of the two bases. (2) AM to their sum the square root of their product. (3)...one inch or less.) 8. — PERCENTAGE. To find the — Percentage. Multiply the base by the rate per cent. Base. Divide the percentage by the rate per... | |
 | John William McClymonds, David Rhys Jones - Arithmetic - 1907 - 352 pages
...Explain. How many board feet are there in a piece of board 1 ft. long, 6 in. wide, and 3 in. thick ? To find the, number of board feet in a piece of lumber, multiply the number of board feet in one foot of the length by the number of feet in the length of the piece. 5.... | |
 | United States. Department of Agriculture - Agriculture - 1894 - 376 pages
...count sizes. volume unit 1" in thickness, by one foot in length and one foot in width. To determine the number of board feet in a piece of lumber, multiply the thickness (in inches) by the width (in feet), by the length (in feet). For example, a 2" x 4" twelve... | |
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To find — The Number of Board Feet in a Piece of Lumber. Multiply the product of its length and width in feet by its thickness in inches. (Disregard thickness when it is one inch or less.) 8. 
