First-year Mathematics for Secondary SchoolsUniversity of Chicago Press, 1909 - 365 σελίδες |
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
adjacent angles algebraic altitude arithmetic axiom balance base binomial called cent circle coefficient complementary angles congruent Construct corresponding angles corresponding sides d₂ denominator denote difference dimensions distance divided dividend divisor Draw a triangle equal numbers equilateral triangle EXERCISE expression factor feet Find the angles Find the number Find the values following equations following problems force fractions graph hour hypotenuse included angle interior angles length means miles minus monomial multiplying negative numbers number of degrees pair parallel parallelogram perimeter polygon polynomial pounds protractor Prove quadratic equation quotient radius ratio rectangle rhombus right angles right triangle Show similar triangles solution Solve the following square root straight angles straight line subtracted supplementary angles symbols theorem tion transversal trapezoid triangle A B C turning-tendency unknown vertex vertical weight width
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 61 - 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.