Elements of Plane Geometry, Μέρος 1Harper & Brothers, 1878 - 132 σελίδες |
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Σελίδα iii
... BY THOMAS HUNTER , A.M. , PRESIDENT OF THE NORMAL COLLEGE OF THE CITY OF NEW YORK . O AAMITAATA NEW YORK : HARPER & BROTHERS , PUBLISHERS , FRANKLIN SQUARE . EducT / 48.78.457 Sept. 13,1941 Miss Ellen L. Wentworth Entered 1878 . ELEMENTS.
... BY THOMAS HUNTER , A.M. , PRESIDENT OF THE NORMAL COLLEGE OF THE CITY OF NEW YORK . O AAMITAATA NEW YORK : HARPER & BROTHERS , PUBLISHERS , FRANKLIN SQUARE . EducT / 48.78.457 Sept. 13,1941 Miss Ellen L. Wentworth Entered 1878 . ELEMENTS.
Σελίδα 13
... square root , the cube root , the fourth root , the mth root of A ; or these roots may be expressed by frac- tional exponents ; thus A , A , A , and A. 10. The sign of therefore , or hence , is three dots placed in a triangular form ...
... square root , the cube root , the fourth root , the mth root of A ; or these roots may be expressed by frac- tional exponents ; thus A , A , A , and A. 10. The sign of therefore , or hence , is three dots placed in a triangular form ...
Σελίδα 16
... Rhomboid is a parallelogram that has no right angle . 33. A Rectangle is a parallelogram having four right angles . 34. A Square is an equilateral rectangle . 35. A Rhombus is an equilateral rhom- boid . 36. 16 ELEMENTS OF PLANE GEOMETRY .
... Rhomboid is a parallelogram that has no right angle . 33. A Rectangle is a parallelogram having four right angles . 34. A Square is an equilateral rectangle . 35. A Rhombus is an equilateral rhom- boid . 36. 16 ELEMENTS OF PLANE GEOMETRY .
Σελίδα 19
... square , and divide it into four equal parts . 20. Divide a circle into four equal parts . 21. Draw a rectangle twice as long as it is broad . 22. Divide a hexagon into six parts by drawing lines from a point within it . 23. Make a ...
... square , and divide it into four equal parts . 20. Divide a circle into four equal parts . 21. Draw a rectangle twice as long as it is broad . 22. Divide a hexagon into six parts by drawing lines from a point within it . 23. Make a ...
Σελίδα 46
... square , to construct it . 9. To construct an isosceles triangle , so that the base shall be a given line , and the vertical angle a right angle . 10. Given the sum of the diagonal , and a side of a square , to construct it . 11. To ...
... square , to construct it . 9. To construct an isosceles triangle , so that the base shall be a given line , and the vertical angle a right angle . 10. Given the sum of the diagonal , and a side of a square , to construct it . 11. To ...
Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD AC and BD AC and CB AC is equal ACEH adjacent angle allel alternate angles altitude angle ABC angle ACB angle BAC angle equal base centre chord circumference diagonal diameter draw equal angles equal const equal Prop equal to DF equiangular equilateral triangle exterior angle feet Find the area Geometry given line given point gles greater half the arc Hence the triangles hypothenuse included angle inscribed interior and opposite isosceles triangle Join the points Let ABC lines AC measured by half opposite angle parallelogram perpendicular point F polygon proportional PROPOSITION Prove quadrilateral radius rectangle rectangle contained Required the area rhombus right angles Prop right-angled triangle Scholium secant secant line segment side AC similar six right square tangent TEST EXAMPLES three sides trapezium triangle ABC
Δημοφιλή αποσπάσματα
Σελίδα 48 - If two triangles have two sides, and the included angle of the one equal to two sides and the included angle of the other, each to each, the two triangles are equal in all respects.
Σελίδα 26 - PROB. from a given point to draw a straight line equal to a given straight line. Let A be the given point, and BC the given straight line : it is required to draw from the point A a straight line equal to BC.
Σελίδα 46 - All the interior angles of any rectilineal figure, together with four right angles, are equal to twice as many right angles as the figure has sides.
Σελίδα 45 - If one side of a triangle be produced, the exterior angle is greater than either of the interior, and opposite angles.
Σελίδα 63 - If there be two straight lines, one of which is divided into any number of parts, the rectangle contained by the two straight lines is equal to the rectangles contained by the undivided line, and the several parts of the divided line. Let...
Σελίδα 64 - If a straight line be divided into any two parts, the square of the whole line is equal to the squares of the two parts, together with twice the rectangle contained by the parts.
Σελίδα 114 - If from a point without a circle, a tangent and a secant be drawn, the tangent will be a mean proportional between the secant and its external segment.
Σελίδα 57 - If two triangles have two angles and the included side of the one, equal to two angles and the included side of the other, each to each, the two triangles will be equal.
Σελίδα 57 - Parallelograms upon the same base and between the same parallels, are equal to one another.
Σελίδα 69 - The sum of the squares on the sides of a parallelogram is equal to the sum of the squares on the diagonals.