Elements of Plane and Solid GeometryGinn and Heath, 1877 - 398 σελίδες |
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Αποτελέσματα 1 - 5 από τα 48.
Σελίδα v
... constructed . This method will furnish a valuable exercise as a language lesson , will cultivate the habit of neat and orderly arrangement of work , and will allow a brief interval for deliberating on each step . After a Book has been ...
... constructed . This method will furnish a valuable exercise as a language lesson , will cultivate the habit of neat and orderly arrangement of work , and will allow a brief interval for deliberating on each step . After a Book has been ...
Σελίδα vi
... constructing the figures , for choosing the best language , and for determining the best arrangement . The time necessary for the reading of examination - books will be diminished by more than one - half , if the use of the symbols ...
... constructing the figures , for choosing the best language , and for determining the best arrangement . The time necessary for the reading of examination - books will be diminished by more than one - half , if the use of the symbols ...
Σελίδα 106
... and O , being two points at equal distances from H and K , determine the position of a to the line HK at its middle point . $ 60 Q. E. F. PROPOSITION XXV . PROBLEM . 223. To construct an arc 106 BOOK II . GEOMETRY . -
... and O , being two points at equal distances from H and K , determine the position of a to the line HK at its middle point . $ 60 Q. E. F. PROPOSITION XXV . PROBLEM . 223. To construct an arc 106 BOOK II . GEOMETRY . -
Σελίδα 107
George Albert Wentworth. PROPOSITION XXV . PROBLEM . 223. To construct an arc equal to a given arc whose centre is a given point . F. A C B B ' Let C be the centre of the given arc A B. It is required to construct an arc equal to arc A B ...
George Albert Wentworth. PROPOSITION XXV . PROBLEM . 223. To construct an arc equal to a given arc whose centre is a given point . F. A C B B ' Let C be the centre of the given arc A B. It is required to construct an arc equal to arc A B ...
Σελίδα 108
... construct an at C ' equal to the ≤ C. From C as a centre , with any radius as C B , describe the arc A B , terminating in the sides of the Z. Draw chord A B. From C ' as a centre , with a radius equal to CB , describe the indefinite ...
... construct an at C ' equal to the ≤ C. From C as a centre , with any radius as C B , describe the arc A B , terminating in the sides of the Z. Draw chord A B. From C ' as a centre , with a radius equal to CB , describe the indefinite ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
AABC ABCD altitude arc A B axis base and altitude bisect centre circle circumference circumscribed coincide conical surface COROLLARY cylinder denote diagonals diameter dihedral angle distance divided Draw equal respectively equally distant equilateral equivalent figure frustum Geometry given point greater Hence homologous sides hypotenuse intersection isosceles lateral area lateral edges lateral faces Let A B Let ABC limit line A B measured by arc middle point mutually equiangular number of sides opposite parallel parallelogram parallelopiped perimeter perpendicular plane MN prism prove pyramid Q. E. D. PROPOSITION radii radius equal ratio rectangles regular polygon right angles right triangle SCHOLIUM segment sides of equal similar polygons slant height sphere spherical angle spherical polygon spherical triangle square subtend surface symmetrical tangent tetrahedron THEOREM third side trihedral vertex vertices volume
Δημοφιλή αποσπάσματα
Σελίδα 132 - To describe an isosceles triangle having each of the angles at the base double of the third angle.
Σελίδα 140 - 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 206 - In any proportion, the product of the means is equal to the product of the extremes.
Σελίδα 40 - If two triangles have two angles of the one equal to two angles of the other, each to each, and one side equal to one side, viz.
Σελίδα 353 - A sphere is a solid bounded by a surface all points of which are equally distant from a point within called the centre.
Σελίδα 179 - Any two rectangles are to each other as the products of their bases by their altitudes.
Σελίδα 192 - 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 150 - The areas of two triangles which have 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. A D A' Hyp. In triangles ABC and A'B'C', To prove AABC A A'B'C' A'B' x A'C ' Proof. Draw the altitudes BD and B'D'.