Junior High School Mathematics, Book 2Heath, 1922 - Mathematics |
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Page 14
... length is 15 ft . , width 12 ft . , and height 9 ft . ( V = lwh . ) 7. Find the circumference of the circle whose diam- eter is 14 in . 8. Find the area of the circle whose diameter is 22 in . 9. Find the value of F when C = 40 if F ...
... length is 15 ft . , width 12 ft . , and height 9 ft . ( V = lwh . ) 7. Find the circumference of the circle whose diam- eter is 14 in . 8. Find the area of the circle whose diameter is 22 in . 9. Find the value of F when C = 40 if F ...
Page 21
... 6. Find the height of the rectangular parallelopiped whose volume is 728 cu . ft . , if its length is 14 ft . and its width is 8 ft . 7. Find the width of the rectangular parallelopiped whose volume FORMULÆ 21 EQUATIONS.
... 6. Find the height of the rectangular parallelopiped whose volume is 728 cu . ft . , if its length is 14 ft . and its width is 8 ft . 7. Find the width of the rectangular parallelopiped whose volume FORMULÆ 21 EQUATIONS.
Page 22
... length is 11.5 in . and its height is 5.5 in . 8. Find the length of the room whose cubic contents is 6615 cu . ft . , if its height is 10.5 ft . and its width is 21 ft . 9. Find the radius of the circle whose circumference is 132 ft ...
... length is 11.5 in . and its height is 5.5 in . 8. Find the length of the room whose cubic contents is 6615 cu . ft . , if its height is 10.5 ft . and its width is 21 ft . 9. Find the radius of the circle whose circumference is 132 ft ...
Page 32
... length of time becomes greater . NOTE 2. In the following examples , carry out all computations to four decimal places , but express the final results to only two places . EXERCISE 19 1. If the annual rate of interest is 6 % , what is ...
... length of time becomes greater . NOTE 2. In the following examples , carry out all computations to four decimal places , but express the final results to only two places . EXERCISE 19 1. If the annual rate of interest is 6 % , what is ...
Page 56
... length and distance around the package must not be more than 84 inches . The rates of mailing depend upon the weight and the zone to which the package is going . The distances included in each zone and the rates are given in the ...
... length and distance around the package must not be more than 84 inches . The rates of mailing depend upon the weight and the zone to which the package is going . The distances included in each zone and the rates are given in the ...
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Common terms and phrases
ad valorem altitude amount due angle balance bank discount borrowed bought brokerage called cash casting out nines compound amount compound interest cost cubic cylinder date of maturity debt decimal decimeters deposit dividends divisor dollar earn equal EXERCISE Express face value Find the interest following examples following numbers formula hypotenuse inches income tax indorse interest on $1 invested July June length Liberty Bonds market value means measure meters metric system mills minuend Multiply the numbers negative numbers note discounted numbers in Example owner Pages paid par value parallelopiped payment perimeter person pounds preferred stock premium prism profit purchaser Pythagorean Theorem rate of income rate per cent ratio receive rectangle result right triangle selling price semi-annually shares sides sold Solution Solve the equation square root Subtract subtrahend tax rate temperature triangular prism units weight width
Popular passages
Page 165 - OF WEIGHT 10 milligrams (mg.) = 1 centigram (eg.) 10 centigrams = 1 decigram (dg.) 10 decigrams = 1 gram (g.) 10 grams = 1 dekagram (Dg...
Page 175 - The first and fourth terms of a proportion are called the extremes, and the second and third terms, the means. Thus, in the foregoing proportion, 8 and 3 are the extremes and 4 and 6 are the means.
Page 247 - The sum of two sides of a triangle is greater than the third side, and their difference is less than the third side.
Page 251 - TIME 60 seconds (sec.) = 1 minute (min.) 60 minutes = 1 hour (hr.) 24 hours = 1 day (da.) 7 days = 1 week (wk.) 365 days = 1 common year...
Page 251 - English Money 4 farthings (far.) = 1 penny (d.) 12 pence = 1 shilling (s.) 20 shillings = 1 pound or sovereign...
Page 189 - To add two positive numbers, add their absolute values (§ 21), and prefix the plus sign to the result. 2. To add two negative numbers, add their absolute values and prefix the minus sign to the result.
Page 198 - RULE To subtract one number from another, change the sign of the./ subtrahend and add algebraically.
Page 170 - The Ratio of one number to another is the quotient of the first divided by the second. Thus, the ratio of a to b is -; it is also written a : b.
Page 196 - The number to be subtracted is called the Subtrahend. The number from which the subtrahend is to be subtracted is called the Minuend. The result is called the Remainder or Difference. 21. The symbol — , read "minus" or "less,
Page 86 - Duties are either specific, or ad valorem. A specific duty is a certain sum paid on a ton, hundred weight, yard, gallon, &c.