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How many square feet are there in the convex surface of the frustum of a square pyramid, whose slant height is 10 feet, each side of the lower base 3 feet 4 inches, and each side of the upper base 2 feet 2 inches ? Ans.
Elements of Geometry and Trigonometry - Page 287
by Adrien Marie Legendre - 1837 - 359 pages

## Elementary Geometry: With Applications in Mensuration

Charles Davies - Geometry - 1850 - 236 pages
...slant height fF is equal to 15 feet. What is the convex surface of the frustum ? Ans. 1875 sq. ft. 2. How many square feet are there in the convex surface...side of the upper base 2 feet 2 inches ? Ans. 110. 3. What is the convex surface of the frustum of a heptagonal pyramid whose slant height is 55 feet,...

## Elementary Geometry: With Applications in Mensuration

Charles Davies - Geometry - 1850 - 218 pages
...slant height fF is equal to 15 feet. What is the convex surface of the frustum ? Ans. 1875 sq.ft. 2. How many square feet are there in the convex surface...inches, and each side of the upper base 2 feet 2 inches 1 Ans. 110. 3. What is the convex surface of the frustum of a heptagonal pyramid whose slant height...

## An introductory treatise on mensuration, in theory and practice

John Radford Young - Measurement - 1850 - 294 pages
...in Inches. 52-59 Feet. 3. How many square feet are there in the surface of the frustum of an upright square pyramid whose slant height is 10 feet, each side of the greater end being 3 feet 4 inches, and each side of the less end 2 feet 2 inches? Ans. 125 F. 9' 8...

## Elements of Geometry and Trigonometry

Adrien Marie Legendre - Geometry - 1852 - 436 pages
...the slant height of the frustum, and the product will be the convex surface (B. VII., P. 4, C.) Ex. 1. How many square feet are there in the convex surface...side of the upper base 2 feet 2 inches ? Ans. 110 sq. ft. 2. What is the convex surface of the frustum of an heptagonal pyramid whose slant height is...

## Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1886 - 334 pages
...are there in the convex surface of lhe frustum of a square pyramid, whose slant height is 1(1 fe«t, each side of the lower base 3 feet 4 inches, and each evl<' of the upper base 2 feet 2 'r1ches ' Ans. 1 10. 3. What is the convex surface ot the frustum...

## Elements of Geometry and Trigonometry from the Works of A.M. Legendre ...

Charles Davies - Geometry - 1854 - 436 pages
...the slant height of the frustum, and the product will be the convex surface (B. VII., P. 4, c.) Ex. 1. How many square feet are there in the convex surface...each side of the upper base 2 feet 2 inches? Ans. 110 sq. ft. 2. What is the convex surface of the frustum of an heptagonal pyramid whose slant height is...

## Elements of Geometry and Trigonometry: With Applications in Mensuration

Charles Davies - Geometry - 1855 - 336 pages
...slant height fF is equal to 15 feet- What is the convex surface of the frustum ? Ans- 1875 sq- ft- 2 How many square feet are there in the 'convex surface...each side of the upper base 2 feet 2 inches ? Ans- 1103 What is the convex surface of the frustum of a heptagonal pyramid whose slant heisrht is 55 feet,...

## The Artillerists̓ Manual, and British Soldiers̓ Compendium

Frederick Augustus Griffiths - Artillery - 1859 - 426 pages
...height, and take half the product. Example. — How many square feet are in the surface of the frustrnm of a square pyramid, whose slant height is 10 feet, each side of the base 3 fee't, and each side of the less end 2 feet. 3 + 3 + 3 + 3 = 12, perimeter of base. 2 + 2 +...