Elementary Geometry: With Applications in MensurationA. S. Barnes & Company, 1850 - 216 Seiten |
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Seite 82
... yards , one yard is the linear unit . 5. If we describe a square on the unit of length , such square is called the unit of surface . Thus , if the linear unit is one foot , one square foot will be the unit of surface . 1 foot . unit Of ...
... yards , one yard is the linear unit . 5. If we describe a square on the unit of length , such square is called the unit of surface . Thus , if the linear unit is one foot , one square foot will be the unit of surface . 1 foot . unit Of ...
Seite 83
... yard , one square yard will be the unit of surface ; and this square yard contains nine square feet . 1 yd . = 3 feet . 7. The area of a figure is the measure of its surface . The unit of the number which expresses the area , is a ...
... yard , one square yard will be the unit of surface ; and this square yard contains nine square feet . 1 yd . = 3 feet . 7. The area of a figure is the measure of its surface . The unit of the number which expresses the area , is a ...
Seite 165
... yard , & c . , is called the measuring unit ; and the area or contents of a figure is expressed by the number of such squares which the figure contains . 2. In the questions involving decimals , the decimals are generally carried to ...
... yard , & c . , is called the measuring unit ; and the area or contents of a figure is expressed by the number of such squares which the figure contains . 2. In the questions involving decimals , the decimals are generally carried to ...
Seite 167
... yard , if the last number be divided by 9 , we obtain 4840 the number of square yards in an acre . PROBLEM I. To find the area of a square , a rectangle , a rhombus , or a parallelogram RULE . Multiply the base by the perpendicular ...
... yard , if the last number be divided by 9 , we obtain 4840 the number of square yards in an acre . PROBLEM I. To find the area of a square , a rectangle , a rhombus , or a parallelogram RULE . Multiply the base by the perpendicular ...
Seite 168
... yards ? Ans . 22743361 sq . yds . 6. What is the area of the parallelo- gram ABCD , of which the base AB is 64 feet , and altitude DE , 36 feet ? We multiply the base 64 , by the perpendicular height 36 , and the product is the re ...
... yards ? Ans . 22743361 sq . yds . 6. What is the area of the parallelo- gram ABCD , of which the base AB is 64 feet , and altitude DE , 36 feet ? We multiply the base 64 , by the perpendicular height 36 , and the product is the re ...
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Häufige Begriffe und Wortgruppen
12 feet ABCD adjacent angles allel altitude angles equal axis base multiplied bisect breadth called centre chains chord circle whose diameter circular sector circumference common cone consequently convex surface cube cylinder decimal dicular divide dodecagon draw entire surface equal altitudes equal Bk equal to half equivalent figure find the area frustum GEOMETRY half the arc half the product hence heptagon homologous sides hypothenuse included angle inscribed intersection length Let ABCD lower base measured by half Mensuration of Surfaces nonagon number of sides opposite angles outward angle parallelogram parallelopipedon pendicular pentagon perimeter perpen perpendicular plane prism PROBLEM quadrilateral radii radius rectangle regular polygon Required the area rhombus right angled triangle right angles Bk S-ABCDE segment slant height sphere square feet squares described straight line tangent THEOREM three sides trapezoid triangle ABC upper base viii
Beliebte Passagen
Seite 48 - After remarking that the mathematician positively knows that the sum of the three angles of a triangle is equal to two right angles...
Seite 10 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, each to each, the two triangles are equal in all respects.
Seite 58 - BD then A is said to have the same ratio to B, that C has to D ; or, the ratio of A to B is equal to the ratio of C to D.
Seite 12 - America, but know that we are alive, that two and two make four, and that the sum of any two sides of a triangle is greater than the third side.
Seite 118 - ... cylinder be cut by a plane parallel to the base, the section is a figure parallel and similar to the base. The one point a...
Seite 112 - If two triangles have the three sides of the one equal to the three sides of the other, each to each, the triangles are congruent.
Seite 162 - To find the area of a trapezoid. RULE. Multiply the sum of the parallel sides by the perpendicular distance between them, and then divide the product by two : the quotient will be the area (Bk.
Seite 149 - This pulyedrun may be considered as formed of pyramids, each having for its vertex the centre of the sphere, and for its base one of the faces of the polyedron.
Seite 119 - If a cone be cut by a plane parallel to the base, the section will be a circle.