Examples in arithmetic and mensuration |
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Σελίδα 71
... base and perpendicular height are given . Rule 1. Multiply the base by the perpendicular , and divide by 2 . When the three sides are given . Rule 2. Find half the sum of the sides . half sum , subtract each side separately . From this ...
... base and perpendicular height are given . Rule 1. Multiply the base by the perpendicular , and divide by 2 . When the three sides are given . Rule 2. Find half the sum of the sides . half sum , subtract each side separately . From this ...
Σελίδα 72
... base is 28 ft . , and each of whose équal sides is 24 ft . 27. Find the area of an equilateral triangle whose side is 36 . Problem IV . To find the area of a trapezium . Rule 1. Divide it into triangles by drawing a diagonal . Find the ...
... base is 28 ft . , and each of whose équal sides is 24 ft . 27. Find the area of an equilateral triangle whose side is 36 . Problem IV . To find the area of a trapezium . Rule 1. Divide it into triangles by drawing a diagonal . Find the ...
Σελίδα 73
... base of a right - angled triangle is 636 , and the perpendicular 848 , find the hypotenuse . 37. Hypotenuse 95 , perpendicular 76 , find the base . 38. Hypotenuse 27 , base 26 , find the perpendicular . 39. The side of a square is 275 ...
... base of a right - angled triangle is 636 , and the perpendicular 848 , find the hypotenuse . 37. Hypotenuse 95 , perpendicular 76 , find the base . 38. Hypotenuse 27 , base 26 , find the perpendicular . 39. The side of a square is 275 ...
Σελίδα 75
... base by the perpendicular height . 66. Find the content of a triangular prism , each side of the base being 8 in . , and the height , 22 in . 67. What is the content of a square prism , whose length is 7 ft . , and each side of the base ...
... base by the perpendicular height . 66. Find the content of a triangular prism , each side of the base being 8 in . , and the height , 22 in . 67. What is the content of a square prism , whose length is 7 ft . , and each side of the base ...
Σελίδα 76
... base 15 ft . 73. What is the solid content of a pyramid , whose height is 45 ft . , its base being an equilateral triangle , each side of which is 12 ft . ? 74. Find the content of a square pyramid , the side of the base being 21 in ...
... base 15 ft . 73. What is the solid content of a pyramid , whose height is 45 ft . , its base being an equilateral triangle , each side of which is 12 ft . ? 74. Find the content of a square pyramid , the side of the base being 21 in ...
Συχνά εμφανιζόμενοι όροι και φράσεις
9 ft acres amount articles cost bought compound interest cube root cubic cubic foot decimal places diameter dividend drams dwts feet Find the area Find the content Find the cost Find the G. C. M. find the gain Find the interest Find the price find the solid Find the sum Find the value gain or loss gain per cent gallons gals girt guineas height hypotenuse improper fraction inches length LISSON GROVE loss per cent miles MISCELLANEOUS EXAMPLES mixed numbers months Multiply ounces pence Preparatory questions present worth prime cost principal Problem quantity quotient rate per cent reap Reduce rent Required the cost Rule selling price shilling side sold to gain solid content square root square yard SUBTRACTION sugar cost tea cost third term tons trapezium TROY WEIGHT vulgar fraction whole number
Δημοφιλή αποσπάσματα
Σελίδα 3 - OF TIME. 60 Seconds = 1 Minute 60 Minutes =± 1 Hour 24 Hours = 1 Day 7 Days = 1 Week 28 Days = 1 Lunar Month...
Σελίδα 36 - To reduce an improper fraction to a whole or mixed number, — RULE : Divide the numerator by the denominator ; the quotient will be the whole or mixed number.
Σελίδα 45 - Sir," said I, after puzzling a long time over "more requiring more and less requiring less" — "will you tell me why I sometimes multiply the second and third terms together and divide by the first — and at other times multiply the first and second and divide by the third?" "Why, because more requires more sometimes, and sometimes it requires less — to be sure. Haven't you read the rule, my boy?" " Yes, sir, I can repeat the rule, but I don't understand it.
Σελίδα 48 - RULE. — Divide as in whole numbers, and point off in the quotient as many places to the left for decimals as the decimal places in the dividend exceed those in the divisor.
Σελίδα 3 - Measure) 4 gills = 1 pint 2 pints = 1 quart 2 quarts = 1 pottle 2 pottles = 1 gallon 4 quarts = 1 gallon 2 gallons = 1 peck 4 pecks = 1 bushel 8 bushels = 1 quarter...
Σελίδα 15 - Then, if by the nature of the question the answer must be greater than the third term, place the greater of the other two numbers for the second term...
Σελίδα 34 - An Improper Fraction is one whose numerator is equal to or greater than its denominator ; as, f , -J.
Σελίδα 64 - ... numbers are said to be prime to each other when they contain no common factor except 1 ; thus, 8 and 15 are prime to each other. 89. The Power of a number is the number itself, or the product obtained by taking that number a number of times as a factor. The number itself is the first power ; if it is taken twice as a factor, the product is called the second power, or square; if three times, it is called the third power, or cube ; if four times, the fourth power, &c.
Σελίδα 36 - Operations with Fractions A) To change a mixed number to an improper fraction, simply multiply the whole number by the denominator of the fraction and add the numerator.
Σελίδα 71 - Multiply the sum of the parallel sides by the perpendicular distance between them, and half the product will be the area.