 | John Reynell Morell - 1871 - 156 σελίδες
...an inch, a foot, &c. Plane figures that have equal superficial extension are called equivalent. 109. The area of a rectangle is equal to the product of its base by its height. This proposition is easily deduced from the simple inspection of Figure 89. The... | |
 | William Frothingham Bradbury - 1872 - 262 σελίδες
...polygon ABC DEF will coincide with the polygon GHIKLM, and therefore be equal to it. THEOREM II. 1, The area of a rectangle is equal to the product of its base and altitude. B 0 JKD Let A BCD be a rectangle ; its area = A II XA B. Suppose AB and AD to bo divided into any number... | |
 | Charles Davies - 1872 - 464 σελίδες
...linear unit, the rectangle AEGF will be Iho superficial unit, and we shall have, ABCD = AB x AD : hence, the area of a rectangle is equal to the product of its base and altitude; that is, the number of superficial un1ts in the rectangle, is equal to the product of the number of... | |
 | William Chauvenet - 1872 - 382 σελίδες
...which represent them when they are measured by the linear unit (III. 8). PROPOSITION III.—THEOBEM. 7 The area of a rectangle is equal to the product of its base and altitude. Let R be any rectangle, k its base and h its altitude numerically expressed in terms of the linear... | |
 | William Frothingham Bradbury - 1872 - 124 σελίδες
...polygon ABCDEF will coincide with the polygon GHI KLM, and therefore be equal to it. THEOREM II. T, The area of a rectangle is equal to the product of its bast and altitude. B 0 PQKC IJKD Let ABCD be a rectangle ; its area = ADXA B. Suppose AB and AD to... | |
 | Edward Olney - 1872 - 562 σελίδες
...regarding the unit of measure as infinitesimal, and consequently is to be neglected.* Hence, in any case, the area of a rectangle is equal to the product of its base into its altitude, ij. KD 321. COB. 1. — The area of a square is equal to the second power of... | |
 | Edward Olney - 1872 - 472 σελίδες
...regarding the unit of measure as infinitesimal, and consequently is 10 be neglected.* Hence, in any case, the area of a rectangle is equal to the product of its base into its altitude. QED 321. Сок. 1. — The area of a square is equal to the second power of... | |
 | Adrien Marie Legendre - 1874 - 500 σελίδες
...rectangle AEGF will be the superficial unit, and we shall have, ABCD AB xAD ABCD = AB x AD : hence, the area of a rectangle is equal to the product of its base and altitude ; that is, the number of superficial units in the rectangle, is equal to the product of the number... | |
 | Daniel W. Fish - 1874 - 538 σελίδες
...of each rectangle. The units' figure of the root is equal to the width of one of these rectangles. The area of a rectangle is equal to the product of its length and width (462) ; hence, if the area be divided by the length, the quotient will be the width.... | |
 | Daniel W. Fish - 1874 - 302 σελίδες
...of each rectangle. The units' figure of the root is equal to the width of one of these rectangles. The area of a rectangle is equal to the product of its length and width (4G2) ; hence, if the area be divided by the length, the quotient will be the width.... | |
| |
The area of a rectangle is equal to the product of its base and altitude. 
