Mathematics for Common Schools: A Manual for Teachings, Including Definitions, Principles, and Rules and Solutions of the More Difficult ProblemsD.C. Heath & Company, 1895 - 312 σελίδες |
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Σελίδα 142
... circumference = Cancel . Cancel . 18 ft . x 3.1416 . Divide by 360 . 10. The difference is 20 ° , and the distance will be about one- half that found in 8 . The teacher should remember that the shortest distance between these two places ...
... circumference = Cancel . Cancel . 18 ft . x 3.1416 . Divide by 360 . 10. The difference is 20 ° , and the distance will be about one- half that found in 8 . The teacher should remember that the shortest distance between these two places ...
Σελίδα 154
... circumference of the wheel = in 1 revolution = 1 mi . 94 rd . 2 yd . 1 ft . ÷ 526 = 6838 ft . ÷ 526 - 13 ft . 4 yd . 1 ft . 6. The weight in pounds = 1000 × 92 × 91 × 63 . 16 8. Rate of income received on 6 % bonds on 41 % bonds = 41 X ...
... circumference of the wheel = in 1 revolution = 1 mi . 94 rd . 2 yd . 1 ft . ÷ 526 = 6838 ft . ÷ 526 - 13 ft . 4 yd . 1 ft . 6. The weight in pounds = 1000 × 92 × 91 × 63 . 16 8. Rate of income received on 6 % bonds on 41 % bonds = 41 X ...
Σελίδα 182
... circumference . Place a point marked on the circumference of a spool , or something similar , on a given point on the surface of a sheet of paper . Roll the spool until the point on the circum- ference again touches the surface of the ...
... circumference . Place a point marked on the circumference of a spool , or something similar , on a given point on the surface of a sheet of paper . Roll the spool until the point on the circum- ference again touches the surface of the ...
Σελίδα 191
... circumference of a wheel , 26 in . in diameter , measures nearly 2 yd . Nine revolutions of the wheel should indicate a trifle over 20 yd . on the cyclometer ; 8 revolutions should indicate a trifle over mile , 17.6 yd . = = 3. The ...
... circumference of a wheel , 26 in . in diameter , measures nearly 2 yd . Nine revolutions of the wheel should indicate a trifle over 20 yd . on the cyclometer ; 8 revolutions should indicate a trifle over mile , 17.6 yd . = = 3. The ...
Σελίδα 194
... circumference ; then , from 4 , 12.5664 area = x2 = 198.95 × 12.5664 = 2500.08528 ; X = 50.008 . 198.95 ; Ans . 50 rd . 8. The square of the diagonal , x2 , = twice the square of a side . The square of a side is , therefore , which is ...
... circumference ; then , from 4 , 12.5664 area = x2 = 198.95 × 12.5664 = 2500.08528 ; X = 50.008 . 198.95 ; Ans . 50 rd . 8. The square of the diagonal , x2 , = twice the square of a side . The square of a side is , therefore , which is ...
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acres algebraic altitude amount angle answer apothem Arithmetic base bisecting calculate Cancel cents chord ciphers circle circumference common fraction construct contains convex surface cost days of grace deducting diameter difference discount dividend dividing division draft draw drawn employed equal equation examples exercises factors figure frustum given gives greatest common divisor Heart of Oak hypotenuse improper fraction inches interest intersecting least common multiple length measure method minuend mixed numbers multiplying NOTES ON CHAPTER number of degrees number of square obtain par value payment perpendicular pounds principal problems profits protractor pupils quarts quotient radius rectangle reduce remaining result rhombus right-angled triangle rods RULE scholars selling price side slant height solve subtract subtrahend teacher whole number write yards