First Year MathematicsCharles E. Merrill Company, 1916 - 253 σελίδες |
Άλλες εκδόσεις - Προβολή όλων
First Year Mathematics (1916) George William Evans,John A. Marsh Δεν υπάρχει διαθέσιμη προεπισκόπηση - 2008 |
Συχνά εμφανιζόμενοι όροι και φράσεις
$2 bills acute angle algebraic scale altitude area-number b₁ base angle called central angle cents circle circumference cistern complement corresponding cross products diagonal digits are interchanged distance divided equal equation EXERCISE factors figure Find the angles Find the area Find the bases Find the lengths Find the number formula intercepts length-number less letter longest sides miles an hour miles per hour minuend minus sign minutes Model multiplied nickels number of degrees number of feet number of inches P₁ pair parabola parenthesis partial products perimeter pipe polygon pounds problem quadratic quadratic equation quotient radius ratio of bases rectangle regular polygon represent rhomboid right triangle S₁ shortest sides straight line subst substitute subtracted subtrahend supplementary angles theorem trapezoid twice uniting similar terms values weighing Width of stripe
Δημοφιλή αποσπάσματα
Σελίδα 175 - A sum of money is divided equally among a certain number of persons; if there had been four.
Σελίδα 112 - Prove that the square of the sum of any two numbers equals the square of the first number, plus twice the product of the two numbers, plus the square of the second number.
Σελίδα 178 - A's 49, B's 21 yrs. 24. There is a certain number consisting of two places of figures, which being divided by the sum of its digits, the quotient is 4, and if 27 be added to it, the digits will be inverted ; required the number.
Σελίδα 174 - The sum of two numbers is 123, and if the greater is divided by the smaller, the quotient is 2 and the remainder is 3. Find the numbers.
Σελίδα 217 - At what time between 4 and 5 o'clock are the hands of a clock exactly opposite each other ? 7.
Σελίδα 38 - A person buys 4 houses; for the second, he gives half as much again as for the first; for the third, half as much again as for the second; and for the fourth, as much as for the first and third together: he pays $8000 for them all.
Σελίδα 112 - That is, the square of the difference of two quantities is equal to the square of the first, minus twice the product of the two, plus the square of the second.
Σελίδα 14 - If the horse cost 4 times as much as the saddle, what was the cost of each ? 3.
Σελίδα 18 - A's share = $45 ; whence B's share is $90 and C's $270. 2. A fortress is garrisoned by 2600 men ; and there are nine times as many infantry, and three times as many artillery as cavalry. How many are there of each ? 3. From two towns, which are 187 miles distant, two travellers set out at the same time, with an intention of meeting. One of them goes 8 miles, and the other 9 miles a day. In how many days will they meet ? 4.
Σελίδα 46 - A circumference is a closed curved line every point of which is at the same distance from a point within called the center.