Junior Mathematics, Βιβλίο 1Macmillan, 1925 |
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Αποτελέσματα 1 - 5 από τα 40.
Σελίδα 9
... Write the result in the form used in the final statement in Exercise 2 . 5. Measure each of the seg- ments AB , BC , CA ( Fig . 18 ) . Write the results arranged as fol- lows : C AB = BC = CA = B A FIG . 18 Add the lengths of the three ...
... Write the result in the form used in the final statement in Exercise 2 . 5. Measure each of the seg- ments AB , BC , CA ( Fig . 18 ) . Write the results arranged as fol- lows : C AB = BC = CA = B A FIG . 18 Add the lengths of the three ...
Σελίδα 11
... multiple of the denominators . Similarly , to find the least common denominator of 1 , 1 , and we write down the largest denominator , 3 17 48. Since 48 contains 16 , we disregard the 16. WHAT IS MEANT BY A LINE SEGMENT 11.
... multiple of the denominators . Similarly , to find the least common denominator of 1 , 1 , and we write down the largest denominator , 3 17 48. Since 48 contains 16 , we disregard the 16. WHAT IS MEANT BY A LINE SEGMENT 11.
Σελίδα 16
... 243 × 6 69X24 X 9 ? × 15 312X5 35. Multiply as indicated the following factors : 14X4 . 7 44 21 44 × 21 308 Solution : 144 = = = 5 3x5 5 1 - -618 . 73X16 3 X67 83X10 The work of writing the solution may be lessened by 16 JUNIOR MATHEMATICS.
... 243 × 6 69X24 X 9 ? × 15 312X5 35. Multiply as indicated the following factors : 14X4 . 7 44 21 44 × 21 308 Solution : 144 = = = 5 3x5 5 1 - -618 . 73X16 3 X67 83X10 The work of writing the solution may be lessened by 16 JUNIOR MATHEMATICS.
Σελίδα 17
Ernst Rudolph Breslich. The work of writing the solution may be lessened by omitting the 44. 21 step , but not the step 7 26X121 45 X331 148X113 3 × 12 / 1 / 75 X 81 9X133 44 × 21 3X5 482X 2 13X121 / 31X 24 16 X 51 213 × 3 14 X 7 16 × 12 ...
Ernst Rudolph Breslich. The work of writing the solution may be lessened by omitting the 44. 21 step , but not the step 7 26X121 45 X331 148X113 3 × 12 / 1 / 75 X 81 9X133 44 × 21 3X5 482X 2 13X121 / 31X 24 16 X 51 213 × 3 14 X 7 16 × 12 ...
Σελίδα 25
... write the length on the segment , as shown in Fig . 33 . Notice that in this result the first and second figures in the number 2.28 are exact , but that the last figure is uncertain . We say that AB has been measured to three figures or ...
... write the length on the segment , as shown in Fig . 33 . Notice that in this result the first and second figures in the number 2.28 are exact , but that the last figure is uncertain . We say that AB has been measured to three figures or ...
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acute angles adjacent angles angle equal angles are equal arcs B₁ bar graph bushels cent centimeters central angle circle circular graph compass compass and straightedge complementary angles concurrent lines construction corresponding cost decimal decimeter denoted diameter discount divided Draw a line Draw a triangle draw an angle equal numbers equation equilateral EXERCISES Find the angles Find the average Find the number formula for finding fractions given Hence hour intersecting line graph line segment literal number longitude mathematics means Measure angles meter method metric system miles minutes monomials number of degrees numerical facts paid parallel lines perigon perimeter perpendicular places polygon pounds problems protractor radius ratio right angle right triangle ruler scale drawing selling Show shown Solution Solve the following squared paper straight angle straight lines subtract supplementary angles three figures triangle ABC unit vertex yards
Δημοφιλή αποσπάσματα
Σελίδα 274 - 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 (yr.) 366 days = 1 leap year 12 months (mo.) = 1 year 10 years = 1 decade 10 decades or \ , , , „ , 1=1 century (cen. or U.) 100 years / J v ' Thirty days has September, April, June, and November; All the rest have thirty-one, Excepting February alone, To which we twenty-eight assign, Till leap year gives it twenty-nine.
Σελίδα 19 - Stand at the door of a church on a Sunday, and bid sixteen men to stop, tall ones and small ones, as they happen to pass out when the service is finished; then make them put their left feet one behind the other, and the length thus obtained shall be a right and lawful rood to measure and survey the land with, and the sixteenth part of it shall be a right and lawful foot.
Σελίδα 112 - Two triangles are congruent if two sides and the included angle of one are equal respectively to two sides and the included angle of the other.
Σελίδα 273 - Measures of Length 10 millimeters (mm) =1 centimeter cm 10 centimeters =1 decimeter dm 10 decimeters =1 meter m 10 meters =1 dekameter Dm 10 dekameters =1 hektometer Hm 10 hektometers =1 kilometer Km...
Σελίδα 137 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 275 - DRY MEASURE 2 pints (pt.) = 1 quart (qt.) 8 quarts =1 peck (pk.) 4 pecks = 1 bushel (bu...
Σελίδα 105 - If two parallel lines are cut by a transversal, the corresponding angles are equal.
Σελίδα 12 - Take the first term from the second, the second from the third, the third from the fourth, &c. and the remainders will form a new series, called the first order of
Σελίδα 98 - In a right triangle, the side opposite the right angle is called the hypotenuse and is the longest side.
Σελίδα 20 - MEASURE. 12 inches (in.) =1 foot (ft.). 3 feet (ft.) =1 yard (yd.).