 | John Blenkarn - 1859 - 300 σελίδες
...of a square : Multiply the side by itself, and the product will be the area. To find the area of a parallelogram : Multiply the length by the breadth. To find the area of a rhombus : Multiply the breadth by the perpendicular height. To find the area of a triangle : Multiply... | |
 | John Groesbeck - 1867 - 226 σελίδες
...vessel full of water, and measure the quantity of water displaced. To find the area of a rectangle. Multiply the length by the breadth. To find the area of a triangle. Multiply the base by one-half the altitude. Or, From half the sum of the three sides subtract... | |
 | John Groesbeck - 1868 - 350 σελίδες
...vessel full of water, and measure the quantity of water displaced. To find the area of a rectangle. Multiply the length by the breadth. To find the area of a triangle. Multiply the base by one-half the altitude. Or, From half the sum of the three sides subtract... | |
 | John Groesbeck - 1871 - 370 σελίδες
...vessel full of water, and measure the quantity of water displaced. To find the area of a rectangle. Multiply the length by the breadth. To find the area of a triangle. Multiply the base by one-half the altitude. Or, From half the sum of the three sides subtract... | |
 | John Groesbeck - 1872 - 374 σελίδες
...vessel full of water, and measure the quantity of water displaced. To find the area of a rectangle. Multiply the length by the breadth. To find the area of a triangle. Multiply the base by one-half the altitude. Or, From half the sum of the three sides subtract... | |
 | William Allen Sylvester - 1883 - 220 σελίδες
...is the weight of a four-inch cube ? 3 'x 3x3: 4x4x4:: 7 pounds : (the answer). Mensuration. Tofind the Area of a Square or Parallelogram. — Multiply...feet contained in the board. To find the Area of a Rhonibus or Rhomboid. — Multiply the length of the side, by the breadth measured square across. To... | |
 | Balfour Stewart - 1888 - 248 σελίδες
...the rules of Mensuration, of which we shall need two : — To find the area of a square or rectangle, Multiply the length by the breadth. To find the area of a circle, Multiply the square of the radius by 3•1416 (or for rough measurements, by "f-). The most... | |
 | 1911 - 658 σελίδες
...children be required to commit rules in arithmetic? Reasons. 10. Explain as you would to a class why you multiply the length by the breadth to find the area of a rectangle. AnmverH. 1. Perhaps the best argument for shortening the arithmetic course in the grades,... | |
 | John Calvin Wright - 1921 - 556 σελίδες
...Doubling the diameter of a pipe increases its capacity four times. To find the area of a rectangle, multiply the length by the breadth. To find the area of a triangle, multiply the base by one-half the perpendicular height. To find the circumference of a circle... | |
 | John Calvin Wright, Fred Colfax Smith - 1924 - 474 σελίδες
...Doubling the diameter of a pipe increases its capacity four times. To find the area of a rectangle, multiply the length by the .breadth. To find the area of a triangle, multiply the base by one-half the perpendicular height. To find the circumference of a circle,... | |
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Extract the roots, and proceed as in Rule above. RULES IN MENSURATION. To find the contents of an irregular body. Immerse the body in a vessel full of water, and measure the quantity of water displaced. To find the area of a rectangle. Multiply the length... 