The Common-school Arithmetic: a Practical Treatise on the Science of NumbersH. Cowperthwait & Company, 1858 - 276 páginas |
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Página 233
... altitude ; when B C is the base , A D is its altitude ; and when A C is the base , A B is the altitude . ( 1. ) The ALTITUDE of a rectangle , a parallelogram , or a trape- zoid , is the perpendicular distance between its parallel bases ...
... altitude ; when B C is the base , A D is its altitude ; and when A C is the base , A B is the altitude . ( 1. ) The ALTITUDE of a rectangle , a parallelogram , or a trape- zoid , is the perpendicular distance between its parallel bases ...
Página 234
... altitude . ILLUSTRATION . - -In figure 1 , if the base , MN , is 8 ft . , and the altitude , R S , is 5 ft . , the area will be of 8 times 5 sq . ft . - 2 sq . ft . ( p . ) The area of a triangle is also equal to the square root of the ...
... altitude . ILLUSTRATION . - -In figure 1 , if the base , MN , is 8 ft . , and the altitude , R S , is 5 ft . , the area will be of 8 times 5 sq . ft . - 2 sq . ft . ( p . ) The area of a triangle is also equal to the square root of the ...
Página 235
... altitudes . ILLUSTRATION . -The area of the triangle MRN , figure 1 , is to the area of AC B , figure 2 , as M N times RS is to AB times A C. ( u . ) The areas of similar polygons are to each other as the squares of their like ...
... altitudes . ILLUSTRATION . -The area of the triangle MRN , figure 1 , is to the area of AC B , figure 2 , as M N times RS is to AB times A C. ( u . ) The areas of similar polygons are to each other as the squares of their like ...
Página 236
... altitude is 9 ft . 8. A parallelogram whose base is 163 ft . and altitude is 5 ft . 9. A trapezoid whose bases are 8 ft . and 7 ft . and altitude is 6 ft . 10. A trapezoid whose bases are 27 ft . and 26 ft . , and altitude is 13 ft . 11 ...
... altitude is 9 ft . 8. A parallelogram whose base is 163 ft . and altitude is 5 ft . 9. A trapezoid whose bases are 8 ft . and 7 ft . and altitude is 6 ft . 10. A trapezoid whose bases are 27 ft . and 26 ft . , and altitude is 13 ft . 11 ...
Página 237
... altitude ? 20. A rectangle containing 15138 sq . ft . is twice as long as it is wide . What is its length ? SUGGESTION . - Divide it into squares . 21. A rectangle containing 41067 ft . is three times as long as it is wide . What is its ...
... altitude ? 20. A rectangle containing 15138 sq . ft . is twice as long as it is wide . What is its length ? SUGGESTION . - Divide it into squares . 21. A rectangle containing 41067 ft . is three times as long as it is wide . What is its ...
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The Common-School Arithmetic: A Practical Treatise on the Science of Numbers ... Dana P. Colburn Sin vista previa disponible - 2016 |
Términos y frases comunes
25 per cent 9 mo added altitude amount apples arithmetical series Avoirdupois barrels bought bushels called Cash Account cents per lb cents per pound common ratio complete quotient compound contain cost cube root cubic decimal fractions denominator diameter discount dividend dollars earn equal flour gain or loss gallons gives greatest common divisor Hence ILLUSTRATION improper fraction inches interest John Ellis July least common multiple Mdse miles minuend molasses months multiply owes paid par value payable payment places prime factors principal quarts quotient Reduce remainder removing the point rods Sept sold SOLUTION square feet square root subtracted subtrahend sugar tens tenths term trial divisor true divisor units VULGAR FRACTIONS weighing wide write
Pasajes populares
Página 241 - A sphere is a solid, bounded by a curved surface, every part of which is equally distant from a point within, called the centre.
Página 29 - CUBIC MEASURE 1728 cubic inches = 1 cubic foot 27 cubic feet = 1 cubic yard...
Página 32 - NUMBERS. 12 units = 1 dozen. 12 dozen — 1 gross. 12 gross = 1 great gross. 20 units = 1 score.
Página 68 - The number to be divided is called the dividend. The number by which we divide is called the divisor.
Página 30 - Every circumference of a. circle, whether the circle be large or small, is supposed to be divided into 360 equal parts called degrees. Each degree is divided into 60 equal parts called minutes, and each minute into 60 equal parts called seconds.
Página 119 - Dividing both numerator and denominator of a fraction by the same number both divides and multiplies the fraction by that number, and, therefore, docs not alter its value.
Página 27 - An angle less than a right angle is called an acute angle; an angle greater than a right angle and less than two right angles is called an obtuse angle.
Página 33 - WEIGHTS. 10 milligrammes = 1 centigramme. 10 centigrammes = 1 decigramme. 10 decigrammes = 1 gramme. 10 grammes = 1 decagramme. 10 decagrammes = 1 hectogramme. 10 hectogrammes = 1 kilogramme. 10 kilogrammes = 1 myriagramme.
Página 159 - In any proportion, the product of the means is equal to the product of the extremes.
Página 22 - I, stands for one ; V, for five ; X, for ten; L, for fifty ; C, for one hundred ; D, for five hundred ; and M, for one thousand.