 | Adrien Marie Legendre - Geometry - 1836 - 394 pages
...a cone. RCLE. — Multiply the circumference of the base by half the side (Book VIII. Prop. III.) : to which add the area of the base, when the entire surface is required. 1. Required the convex surface of a cone, whose side is 50 feet, and the diameter of its base 8£ feet... | |
 | Charles Davies - Geometrical drawing - 1840 - 264 pages
...the circumference rf 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 when the entire surface is required. EXAMPLES. 1. What is the convex surface of the cone whose vertex is C, — the diameter AD of its base... | |
 | J. M. Scribner - Measurement - 1844 - 130 pages
...52. Rale. — Multiply the perimeter of the base by the slant height, and ^ the product will be the surface, to which add the area of the base when the entire surface is required. Ex. 1. The diameter of the base of a right cone is 3 feet, and the slant height is 15 feet; what is... | |
 | Charles Davies - Geometrical drawing - 1846 - 254 pages
...height. Thus, the convex surface of the cone C — AED is equal to circumference AED x 3 CA : to this add the area of the base, when the entire surface is required. EXAMPLES. 1. What is the convex surface of the cone whose vertex is C, the diameter AD of its base... | |
 | J. M. Scribner - Mechanical engineering - 1849 - 286 pages
...Cone. Rule. — Multiply the perimeter of the base by the slant height, and t the product will be the surface ; to which add the area of the base when the entire surface is required. Example. — The diameter of the base of a right cone, ab, is 3 feet, and the slant height, ca, is... | |
 | Charles Davies - Trigonometry - 1849 - 372 pages
...of a cone. RULE.—Multiply the circumference of tile base by half the side (Book VIII. Prop. III.) :'to which, add the area of the base, when the entire surface is required. 1. Required the convex surface of a cone, whose side is 50 •eet, and the diameter of its base 8J-... | |
 | Charles Davies - Geometry - 1886 - 340 pages
...the circumference of the base by the slant height, and d1vide the product by 2 ; the quotient will be the convex surface, to which add the area of the base, when the entire surface £.< re1juirel (Bk. VI. Th. viii) Menguration of the Round Bodies. EXAMPLES. 1. What 1s the con vex... | |
 | Adrien Marie Legendre - Geometry - 1852 - 436 pages
...surface of a cone. Multiply the circumference of the base by half the slant height (B. VIII., P. 3) : to which add the area of the base, when the entire surface is required. Ex. 1. Bequired the convex surface of a cone, whose slant height is 50 feet, and the diameter of its... | |
 | Charles Davies - Geometry - 1854 - 436 pages
...surface of a cone. Multiply the circumference of the base by half the slant height (B. VIII., P. 3) : to which add the area of the base, when the entire surface is required. Ex. 1. Required the convex surface of a cone, whose slant height is 50 feet, and the diameter of its... | |
 | Elias Loomis - Trigonometry - 1855 - 192 pages
...feet 3 inches ? Ans., 28.3308 cubic feet. PROBLEM III. (121.) To find the surface of a cone. RULE. Multiply the circumference of the base by half the...area of the base when the entire surface is required. Ex. 1. What is the entire surface of a cone whose side is 10 feet, and the diameter of its base 2 feet... | |
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To find the surface of a cone. • RULE, Multiply the circumference of the base by half the side for the convex surface ; to which add the area of the base when the entire surface is required. 
