 | Edwin Pliny Seaver, George Augustus Walton - Arithmetic - 1895 - 444 pages
...same base and height as the paralFlG 86 , , , . jiv lelogram, though we do not change the area. But the area of a rectangle is equal to the product of its base and height. (Art. 108.) Hence, To find the area of any parallelogram, multiply the base by the height.... | |
 | William Frothingham Bradbury - Arithmetic - 1895 - 186 pages
...number of linear units in the base multiplied by the number in the altitude. Stated in its usual form, The area of a rectangle is equal to the product of its base by its altitude. 3. What is the area of a rectangle whose base is 15 feet and altitude 12 feet... | |
 | George Albert Wentworth - Mathematics - 1896 - 68 pages
...The areas of two rectangles are to each other as the products of their bases by their altitudes. 363. The area of a rectangle is equal to the product of its base and altitude. 365. The area of a parallelogram is equal to the product of its base and altitude. 366. Cor. 1. Parallelograms... | |
 | George Washington Hull - Geometry - 1897 - 408 pages
...Hence 2 = f-. § 222 rb Multiplying, - = ^-4, QED ' r aX b K a r a s PROPOSITION IV. THEOREM. 226. The area of a rectangle is equal to the product of its base and altitude. i n Given—R a rectangle whose altitude and base are A and B respectively, numerically expressed in... | |
 | Andrew Wheeler Phillips, Irving Fisher - Geometry - 1897 - 376 pages
...each other as their altitudes.] Multiplying, * = ' or a xb a'xb'' QED PROPOSITION IV. THEOREM 362. The area of a rectangle is equal to the product of its base and altitude, provided the unit of area is a square -whose side is the linear unit. 1 U bf GIVEN — the rectangle... | |
 | Andrew Wheeler Phillips, Irving Fisher - Geometry - 1897 - 374 pages
...altitudes.] Multiplying, or X R' b' a' R _a Xb R'~ a'X b' QED R X / a R' a PROPOSITION IV. THEOREM 362. The area of a rectangle is equal to the product of its base and altitude, provided the unit of area is a square whose side is the linear unit. b 1 GIVEN — the rectangle R... | |
 | Joseph Johnston Hardy - Geometry, Analytic - 1897 - 398 pages
...a right triangle is equal to the difference of the squares of the hypotenuse and the other leg. 28. The area of a rectangle is equal to the product of its base and altitude. 29. The ratio of the circumference of a circle to its diameter is constant. C = 2TR. 30. The area of... | |
 | Virginia. Dept. of Education - Education - 1897 - 368 pages
...point. 6. In every proportion the product of the extremes is equal to the product of the means. 7. The area of a rectangle is equal to the product of its base and altitude. 8. To construct a square equivalent to the sum of two given squares. 9. The area of a circle is equal... | |
 | Henry W. Keigwin - Geometry - 1897 - 254 pages
...the measures of those lines when referred to the same unit, we may state § 349: Or, briefly: TJie area of a rectangle is equal to the product of its base and altitude. (o = ab) In the same way § 306 gives: The area of a triangle is equal to one-half the product nf its... | |
 | Middlesex Alfred Bailey - Arithmetic - 1897 - 332 pages
...squares in each strip multiplied by the number of strips, is the number of squares in the rectangle ; .-. the area of a rectangle is equal to the product of its base and its altitude. 273 IV. The area of a parallelogram is equal to the product of its base by its altitude.... | |
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The area of a rectangle is equal to the product of its base and altitude. 
