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" Hence, The area of a rectangle is equal to the product of the length by the breadth. "
New Elementary Arithmetic: Embracing Mental and Written Exercises for ... - Σελίδα 130
των Benjamin Greenleaf - 1879 - 224 σελίδες
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Elements of Geometry and Trigonometry from the Works of A.M. Legendre ...

Charles Davies - 1872 - 455 σελίδες
...the 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...

New Practical Arithmetic: In which the Science and Its Applications are ...

Henry Bartlett Maglathlin - 1873 - 336 σελίδες
...feet, or as many as the product of the number expressing the length by that expressing the breadth. Hence, The area of a rectangle is equal to the product of the length by the breadth. Table. • 144 square inches (sq. in.) are 1 square foot, sq. ft. 9 square feet, 1 square yard, sq....

Geometry, mensuration and the stereometrical tableau: lecture read before ...

Charles P. Florent Baillairgé - 1873 - 44 σελίδες
...triangular portion be cut from one end and added to the other, the figure becomes a rectangle ; and as the area of a rectangle is equal to the product of the number of units in its base and altitude, it follows that the area of any triangle is equal to half...

Elements of Geometry and Trigonometry: From the Works of A.M. Legendre

Adrien Marie Legendre - 1874 - 455 σελίδες
...unit, the 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...

New Elementary Arithmetic: Embracing Mental and Written Exercises, for Beginners

Henry Bartlett Maglathlin - 1875 - 208 σελίδες
...in direction of two straight lines, which meet at a point. Thus, ACD and DCB are angles. '•' ACB 157« A Square is a surface having four equal sides...Surface? The Area of a figure? An Angle? A Square ? A Kectangle ? To what is the area of a rectangle equal ? 159. Surface or Square Measure ia used in measuring...

Mechanics of Engineering: Theoretical Mechanics...

Julius Ludwig Weisbach - 1875 - 1112 σελίδες
...In uniform motion, the space («) is the product (ct) of the velocity and the time, and in Geometry the area of a rectangle is equal to the product of the base by the altitude ; we can therefore represent the space described (s) by a rectangle ABCD, Fig....

New Elementary Arithmetic, Embracing Mental and Written Exercises ...

Henry Bartlett Maglathlin - 1876 - 224 σελίδες
...difference in direction of two straight lines, which meet at a point. Thus, ACD and DCB are angles. — ACB 157. A Square is a surface having four equal sides...Rectangle ? To what is the area of a rectangle equal ? 159. Surface or Square Measure is used in measuring surfaces. Table. 144 square inches (sq. in.)...

New Elementary Arithmetic, Embracing Mental and Written Exercises ...

Henry Bartlett Maglathlin - 1876 - 224 σελίδες
...difference in direction of two straight lines, which meet at a point. Thus, ACD and DCB are angles. — ACB 157. A Square is a surface having four equal sides...Rectangle ? To what is the area of a rectangle equal ? 159. Surface or Square Measure is used in measuring surfaces. Table. 144 square inches (sq. in.)...

The Practical Arithmetic on the Inductive Plan: Including Oral and Written ...

William James Milne - 1877 - 391 σελίδες
...square inches or units, and the entire area will be 12 square inches. ANGLE. SQUARE. KECTAMil.E. 259. The area of a rectangle is equal to the product of the numbers tiiat express its length and breadth. The length and breadth must be expressed in units of...

Theoretical Mechanics: With an Introduction to the Calculus : Designed as a ...

Julius Ludwig Weisbach - 1882 - 1112 σελίδες
...In uniform motion, the space («) is the product (ct) of the velocity and the time, and in Geometry the area of a rectangle is equal to the product of the base by the altitude ; we can there-fore represent the space described (s) by a rectangle ABCD, Fig....




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