 | Charles Davies - 1850 - 218 pàgines
...base. Hence, convex surface —1687,5 Mensuration of Solids. 2. What is the convex surface of a regular triangular pyramid, the slant height being 20 feet, and each side of the base ' OO ' 3 feet ? Ans. 90 sq. ft. 3. What is the entire surface of a regular pyramid whose slant height... | |
 | Adrien Marie Legendre - 1852 - 436 pàgines
...area of the base, when the entire surface is required. Ex. 1. To find the convex surface of a right triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet. Ans. 90 sq. ft. 2. What is the entire surface of a right pyramid, whose slant height is 15 feet, and the base... | |
 | Charles Davies - 1886 - 340 pàgines
...Entire surface =2074-607415 square feotMensuration of Solids. 2. What is the convex surface of a regular triangular pyramid, the slant height being 20 feet, and each side of tho base 3 focl ? Ans. 90 sq. ft. 3. What is the entire surface of a regular pyramid whose slant height... | |
 | Charles Davies - 1854 - 436 pàgines
...area of the base, when tl1e entire surface is required. Ex. 1. To find the convex surface of a right triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet. Ans. 90 sq. ft. 2. What is the entire surface of a righ$ pyramid. whose slant height is 15 feet, and the base... | |
 | Charles Davies - 1855 - 340 pàgines
...baseHence, convex surface —1687-5 Mensuration of Solids2 What is the convex surface of a regular triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet? Ans-' 90 sq- ft3 What is the entire surface of a regular pyramid whose slant height is 15 feet, and the base... | |
 | Frederick Augustus Griffiths - 1859 - 426 pàgines
...be the surface of the sides; to which a<ld the area of the base when required. Example. — Required the upright surface of a triangular pyramid, the slant...height being 20 feet, and each side of the base 3 feet. 3 + 3 + 3 = 9, perimeter of base. 9 X 20 — - — = 90 feet. Surface required. To find the surface... | |
 | Benjamin Greenleaf - 1862 - 518 pàgines
...height is 18 feet, and each side of the base 42 inches ? Ans. 99.804 sq. ft. 3. Required the convex surface of a triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet. 4. What is the entire surface of a quadrangular pyramid, the sides of the base being 40 and 30 inches,... | |
 | Benjamin Greenleaf - 1861 - 638 pàgines
...height is 18 feet, and each side of the base 42 inches ? Ans. 99.804 sq. ft. 3. Required the convex surface of a triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet. 4. What is the entire surface of a quadrangular pyramid, the sides of the base being 40 and 30 inches,... | |
 | Benjamin Greenleaf - 1863 - 504 pàgines
...height is 18 feet, and each side of tho base 42 inches ? Ans. 99.804 sq. ft. 3. Required the convex surface of a triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet. 4. What is the entire surface of a quadrangular pyramid, the sides of the base being 40 and 30 inches,... | |
 | Charles Davies - 1863 - 436 pàgines
...surface =1687-5 Mensuration of Solids2 What is the convex surface of a regular triangular jiyra mid, the slant height being 20 feet, and each side of the base 3 feet ? Ans- 90 sq- ft3 What is the entire surface of a regular pyramid whose •lant height is 15 feet, and the base... | |
| |
What is the upright surface of a triangular pyramid, the slant height being 20 feet, and each side of the base 3 feet ? • Ans. 
