A Text-book of GeometryGinn, 1888 - 386 σελίδες |
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Σελίδα iii
... figures are large and distinct , and are placed in the middle of the page , so that they fall directly under the eye in immediate connec tion with the corresponding text . The given lines of the figures are full lines , the lines ...
... figures are large and distinct , and are placed in the middle of the page , so that they fall directly under the eye in immediate connec tion with the corresponding text . The given lines of the figures are full lines , the lines ...
Σελίδα iv
... figures , begins a new line ; and in no necessary to turn the page in reading a demonstration . This arrangement presents obvious advantages . The pupil at once what is given and what is required , readily refers to at every step ...
... figures , begins a new line ; and in no necessary to turn the page in reading a demonstration . This arrangement presents obvious advantages . The pupil at once what is given and what is required , readily refers to at every step ...
Σελίδα v
... figures free - hand . H should state and prove the propositions orally , using a pointer t indicate on the figure every line and angle named . He should b encouraged , in reviewing each Book , to do the original exercises ; state the ...
... figures free - hand . H should state and prove the propositions orally , using a pointer t indicate on the figure every line and angle named . He should b encouraged , in reviewing each Book , to do the original exercises ; state the ...
Σελίδα vi
... figures , for choosing language , and for determining the best arrangement . The time necessary for the reading of examination - books diminished by more than one - half , if the use of the symbols e in this book be allowed . PHILLIPS ...
... figures , for choosing language , and for determining the best arrangement . The time necessary for the reading of examination - books diminished by more than one - half , if the use of the symbols e in this book be allowed . PHILLIPS ...
Σελίδα x
... FIGURES PROBLEMS OF CONSTRUCTION PROBLEMS OF COMPUTATION EXERCISES • BOOK IV . AREAS OF POLYGONS . AREAS OF POLYGONS COMPARISON OF POLYGONS PROBLEMS OF CONSTRUCTION PROBLEMS OF COMPUTATION EXERCISES BOOK V. REGULAR POLYGONS AND CIRCLES ...
... FIGURES PROBLEMS OF CONSTRUCTION PROBLEMS OF COMPUTATION EXERCISES • BOOK IV . AREAS OF POLYGONS . AREAS OF POLYGONS COMPARISON OF POLYGONS PROBLEMS OF CONSTRUCTION PROBLEMS OF COMPUTATION EXERCISES BOOK V. REGULAR POLYGONS AND CIRCLES ...
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Συχνά εμφανιζόμενοι όροι και φράσεις
AB² ABCD AC² acute angle adjacent angles altitude angle formed angles are equal base bisector bisects called centre chord circumference circumscribed coincide construct a square decagon diagonals diameter Draw equal respectively equiangular equiangular polygon equidistant equilateral polygon equilateral triangle exterior angle feet figure Find the area given circle given line given point given straight line given triangle greater Hence homologous sides hypotenuse inches intersecting isosceles triangle legs length line drawn line joining measured by arc middle points number of sides obtuse opposite sides parallel parallelogram perimeter perpendicular PROPOSITION prove Proof quadrilateral radii ratio rectangle regular inscribed regular polygon rhombus right angle right triangle SCHOLIUM secant segments similar polygons square equivalent straight angle subtended tangent THEOREM third side trapezoid triangle ABC triangle is equal vertex vertices
Δημοφιλή αποσπάσματα
Σελίδα 46 - If two triangles have two sides of one equal, respectively, to two sides of the other, but the included angle of the first greater than the included angle of the second, the third side of the first is greater than the third side of the second...
Σελίδα 69 - The exterior angles of a polygon, made by producing each of its sides in succession, are together equal to four right angles.
Σελίδα 187 - Two triangles having an angle of the one equal to an angle of the other are to each other as the products of the sides including the equal angles.
Σελίδα 64 - The straight line joining the middle points of two sides of a triangle is parallel to the third side and equal to half of it 46 INTERCEPTS BY PARALLEL LINES.
Σελίδα 201 - To construct a parallelogram equivalent to a given square, and having the sum of its base and altitude equal to a given line.
Σελίδα 215 - The perimeters of two regular polygons of the same number of sides, are to each other as their homologous sides, and their areas are to each other as the squares of those sides (Prop.
Σελίδα 161 - In any triangle, the square of the side opposite an acute angle is equal to the sum of the squares of the other two sides diminished by twice the product of one of those sides and the projection of the other upon that side.
Σελίδα 135 - In a series of equal ratios, the sum of the antecedents is to the sum of the consequents as any antecedent is to its consequent.
Σελίδα 156 - If in a right triangle a perpendicular is drawn from the vertex of the right angle to the hypotenuse : I.
Σελίδα 15 - LET it be granted that a straight line may be drawn from any one point to any other point. 2. That a terminated straight line may be produced to any length in a straight line. 3.