 | William Templeton (engineer.) - 1833 - 224 σελίδες
...Surface of the Frustum of a Cone or Pyramid, RULE. — Multiply the sum of the perimeters of the two ends by the slant height, and half the product will be the slant surface; to which add the areas of the two ends, and the product will be the whole surface. EXAMPLE. — Required the convex... | |
 | Luther Ainsworth - 1837 - 298 σελίδες
...would cover the whole pyramid, if they were laid out 6 inches ? Ans. 4,063,620 shingles. NOTE. — Multiply the circumference of the base, by the slant height, and half the product will be the superficial area. ARTICLE IV. OF LATHING AND PLASTERING. \ Q. How are Laths estimated in buying and... | |
 | Charles Davies - 1840 - 262 σελίδες
...contain? Ans. 38792,4768. Mensuration of the Round Bodies. PROBLEM III. 3. To find the surface of a cone. RULE. Multiply the circumference of the base by the slant height, and divide the product by 2 ; the quotient will be the convex surface, to which add the area of the base... | |
 | J. M. Scribner - 1844 - 130 σελίδες
...PROBLEM III. To find the Lateral Surface of a regular Pyramid. ART. 40. Rule. — Multiply the perimeter of the base by the slant height, and half the product will be the surface. If the whole surface be required, add to this the area of the base. Ex. 1. What is the lateral... | |
 | Charles Haynes Haswell - 1844 - 298 σελίδες
...the Convex Surface of a Right Cone or Pyramid— figs. 31 and 33. RULE. — Multiply the perimeter or circumference of the base by the slant height, and half the product added to the area of the base will be the surface. To find the Convex Surface of a Frustrum of a Right... | |
 | William Templeton (engineer.) - 1845 - 210 σελίδες
...length required. To find the convex surface, solidity, or capacity of a cone or pyramid. Rule 1 . — Multiply the circumference of the base by the slant height, and half the product is the slant surface. Rule 2. — Multiply the area of the base by the perpendicular height, and one-third... | |
 | 1847 - 190 σελίδες
...the length requiredTo find the convex surface, solidity, or capacity of a cone or pyramidRule 1- — Multiply the circumference of the base by the slant height, and half the product is the slant surface Rule 2- — Multiply the area of the base by the perpendicular height, and one... | |
 | Goodwin Mitchell - 1849 - 224 σελίδες
...or pyramid : Multiply the circumference of the base by one half the slant height of the figure, and the product will be the slant surface, to which add the area of the base if it is required. (39) To find the solidity of the frustum of a cone : Multiply the areas of the two... | |
 | Thomas Kelt - 1849 - 424 σελίδες
...length required. To find the convex surface, solidity, or capacity of a cone or pi/ramid. Rule 1. — Multiply the circumference of the base by the slant height, and half the product is the slant surface. Ruk 2. — Multiply the area of the base by the perpendicular height, and one... | |
 | John Radford Young - 1850 - 294 σελίδες
...upright regular pyramid, or circular cone. RULE. Multiply the sum of the perimeters of the two ends by the slant height, and half the product will be the slant surface, to which add the areas of the two ends, and the whole surface will be obtained. The truth of tliis rule will appear... | |
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Cone or Pyramid. Rule: Multiply the circumference of the base by the slant height and half the product is the slant surface; if the surface of the entire figure is required, add the. 
