The National Arithmetic on the Inductive System: Combining the Analytic and Synthetic Methods : Forming a Complete Course of Higher ArithmeticRobert S. Davis & Company, 1878 - 450 σελίδες |
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Σελίδα 388
... base , is the altitude . A Hypothenuse . Base . Perpendic . 535. The square described upon the hypothenuse of a right- angled triangle is equivalent to the sum of the squares de- scribed upon the other two sides . Thus , if the ...
... base , is the altitude . A Hypothenuse . Base . Perpendic . 535. The square described upon the hypothenuse of a right- angled triangle is equivalent to the sum of the squares de- scribed upon the other two sides . Thus , if the ...
Σελίδα 389
... base will equal 523 16 4 . No — 32 : ✓ = = 539. All triangles having the same base are to each other as their altitudes . All similar triangles , and other similar rectilineal figures , are to each other as the squares of their homolo ...
... base will equal 523 16 4 . No — 32 : ✓ = = 539. All triangles having the same base are to each other as their altitudes . All similar triangles , and other similar rectilineal figures , are to each other as the squares of their homolo ...
Σελίδα 390
... base , and tapering uniformly to a point , called the vertex . The altitude of a cone is its perpendicular height , or a line drawn from the vertex perpendicular to the plane of the base , as B C. The diameter of its base is a straight ...
... base , and tapering uniformly to a point , called the vertex . The altitude of a cone is its perpendicular height , or a line drawn from the vertex perpendicular to the plane of the base , as B C. The diameter of its base is a straight ...
Σελίδα 426
... base C D , is the altitude of the triangle CAD . An isosceles triangle is one which has two of its sides equal ; as EF G. A scalene triangle is one which has its three sides unequal ; as HIJ . B F E G I H M A right - angled triangle is ...
... base C D , is the altitude of the triangle CAD . An isosceles triangle is one which has two of its sides equal ; as EF G. A scalene triangle is one which has its three sides unequal ; as HIJ . B F E G I H M A right - angled triangle is ...
Σελίδα 427
... base by the altitude , and the product will be the area . Ex . 1. What are the contents of a board 15 feet long and 2 feet wide ? Ans . 30 feet . 2. A rectangular state is 128 miles long and 48 miles wide . How Ans . 6144 miles . many ...
... base by the altitude , and the product will be the area . Ex . 1. What are the contents of a board 15 feet long and 2 feet wide ? Ans . 30 feet . 2. A rectangular state is 128 miles long and 48 miles wide . How Ans . 6144 miles . many ...
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12 per cent acres amount annexed annuity Arithmetic arithmetical series balance barrels becomes due bill bought bushels carats ciphers column common difference common fraction compound interest compound numbers contain continued fraction cords cost cube root cubic diameter Divide dividend division dollars equal EXAMPLES exchange expressed decimally figures gain gallons given number given rate grain greatest common divisor Hence hogshead hundred inches indorser last term least common multiple less longitude lowest terms miles minuend mixed number months multiplicand Multiply NOTE number denoting number of days number of terms obtain paid par value payable payment pound sterling pounds premium present worth prime factors principal proportion quantity quotient rate per cent ratio received Reduce remainder repetend RULE SECOND OPERATION shillings side sold square root subtract tens third thousand tons trial divisor true divisor weight whole numbers wine write yards