 | Edith Long, William Charles Brenke - Geometry, Modern - 1916 - 292 pages
...proposition proved. 97. From experiments, as in First Course, page 22, § 16, it can easily be brought out that the number of square units in the area of a rectangle is equal to the number of linear units in the base multiplied by the number of linear units in the altitude.... | |
 | Jacob William Albert Young, Lambert Lincoln Jackson - Geometry, Plane - 1916 - 328 pages
...State how to determine the number of squares without counting them all. PROPOSITION I. THEOREM 347. The number of square units in the area of a rectangle is equal to the product of the number of linear units in its length and the number of like linear units... | |
 | Harry Anson Finney, Joseph Clifton Brown - Business mathematics - 1916 - 506 pages
...How many square feet in the area of a rectangle 7 ft. long and 3 ft. wide ? AREAS OF PLANE FIGURES The number of square units in the area of a rectangle is equal to the number of units in the length times the number of units in the width. Find the areas of... | |
 | John Charles Stone - Arithmetic - 1918 - 280 pages
...in., etc. Generalization. — From the conclusions formed above, have the pupils formulate the fact that the number of square units in the area of a rectangle is the product of the number of linear units in the two dimensions. Application. — Test the pupils' understanding of the principle just stated... | |
 | Charles Godfrey - Algebra - 1918 - 574 pages
...FROM WORDS то SYMBOLS. 74- Example. Express in a symbolical form the statement that the number of units in the area of a rectangle is the product of the numbers of units in the length and breadth. Let the length of the rectangle be a units and the breadth... | |
 | Harold Ordway Rugg, John Roscoe Clark - Mathematics - 1919 - 396 pages
...which is represented by Fig. 2. You might express it, as FIG. 2 you did in arithmetic, as follows : (1) The number of square units in the area of a rectangle is the number of units in its base times the number of units in its height. This long word rule can be greatly... | |
 | John Charles Stone - Mathematics - 1921 - 264 pages
...the facts that were expressed in words. Write a formula for the following rules of mensuration : 1. The number of square units in the area of a rectangle is the product of the number of linear units in its two dimensions. (-4, b, h.) NOTE. — The letters A , h, and h suggest the letters to be used... | |
 | John Charles Stone - Mathematics - 1921 - 272 pages
...rule either orally or in writing. Thus, in finding the area of a rectangle, you learned in arithmetic that The number of square units in the area of a rectangle is equal to the product of the number of linear units in its base and altitude. You learned in Books I... | |
 | Raleigh Schorling, John Roscoe Clark - Algebra - 1924 - 408 pages
...are given. Now you will reverse the process and find factors when products are given. EXERCISES 1. The number of square units in the area of a rectangle is 3# + 15. One side is 3 linear units. What is the other side? The 3 x + 15 is the product, while the... | |
 | John Charles Stone - Mathematics - 1926 - 344 pages
...rules, and 'also .the formula that represented them. Make the formula that corresponds to each rule: 1. The number of square units in the area of a rectangle is the product of the number of linear units in its two dimensions. (A, b, h.) NOTE. — The letters A, b, and h suggest the letters to be used... | |
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The number of square units in the area of a rectangle... 
