First-year Mathematics for Secondary Schools

Εξώφυλλο
University of Chicago Press, 1909 - 365 σελίδες
 

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Άλλες εκδόσεις - Προβολή όλων

Συχνά εμφανιζόμενοι όροι και φράσεις

Δημοφιλή αποσπάσματα

Σελίδα 132 - If the product of two numbers -is equal to the product of two other numbers, either pair may be made the means, and the other pair the extremes, of a proportion.
Σελίδα 59 - From 1 to 2 From 2 to 3 From 3 to 4 From 4 to 5 From 5 to 6...
Σελίδα 111 - A line parallel to one side of a triangle divides the other two sides proportionally.
Σελίδα 176 - To divide a polynomial by a monomial, divide each term of the polynomial by the monomial: (Sab — 12ac) -i- 4a = 36 — 3c.
Σελίδα 139 - AC, prove that the sum of the interior angles of a triangle is two right angles.
Σελίδα 198 - If two sides and the included angle of one triangle be equal to two sides and the included angle of another triangle, the triangles are equal in all respects.
Σελίδα 338 - Conversely, if two angles of a triangle are equal, the sides opposite them are also equal, and the triangle is isosceles.
Σελίδα 256 - Dividing the numerator and denominator of a fraction by the same number does not alter the value of the fraction.
Σελίδα 342 - A straight line falling on parallel straight lines makes the alternate angles equal to one another, the exterior angle equal to the interior and opposite angle, and the interior angles on the same side equal to two right angles...
Σελίδα 218 - At what time between 3 and 4 o'clock are the hands of a watch opposite to each other ? Let x = the number of minute-spaces passed over by the minutehand from 3 o'clock to the required time.

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