Geometrical Problems Deducible from the First Six Books of Euclid, Arranged and Solved: To which is Added an Appendix Containing the Elements of Plane Trigonometry ...J. Smith, 1821 - 438 σελίδες |
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Αποτελέσματα 1 - 5 από τα 85.
Σελίδα i
... a given point , to draw a straight line so that the parts of it intercepted between that point and perpendiculars drawn from two other given points may have a given ratio . u 9. From a given point between two indefinite straight lines.
... a given point , to draw a straight line so that the parts of it intercepted between that point and perpendiculars drawn from two other given points may have a given ratio . u 9. From a given point between two indefinite straight lines.
Σελίδα ii
... intercepted between the two parallel lines may have a given ratio to the part intercepted between the given point and the other line . 14. Two parallel lines being given in position ; to draw a third such , that if from any point in it ...
... intercepted between the two parallel lines may have a given ratio to the part intercepted between the given point and the other line . 14. Two parallel lines being given in position ; to draw a third such , that if from any point in it ...
Σελίδα iii
... intercepted between it and the given point together with the first drawn line may be equal to a given line . 26. One of the lines which contain a given angle is also given . To determine a point in it such that if from thence to the ...
... intercepted between it and the given point together with the first drawn line may be equal to a given line . 26. One of the lines which contain a given angle is also given . To determine a point in it such that if from thence to the ...
Σελίδα iv
... intercepted between those points and the lines may have a given ratio . 30. The length of one of two lines which contain a given angle being given ; to draw , from a given point without them , a straight line which shall cut the given ...
... intercepted between those points and the lines may have a given ratio . 30. The length of one of two lines which contain a given angle being given ; to draw , from a given point without them , a straight line which shall cut the given ...
Σελίδα v
... intercepted within the circle are equal . 3. Of all straight lines which can be drawn from two given points to meet on the convex circumference of a given circle ; the sum of those two will be the least , which make equal angles with ...
... intercepted within the circle are equal . 3. Of all straight lines which can be drawn from two given points to meet on the convex circumference of a given circle ; the sum of those two will be the least , which make equal angles with ...
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Άλλες εκδόσεις - Προβολή όλων
Συχνά εμφανιζόμενοι όροι και φράσεις
ABCD angle ABC angle equal BC is equal centre chord circle cutting circumference construct the triangle cosecant cosine describe a circle divided equation equiangular Eucl extremities find the value given angle given circle given difference given in position given line given point given ratio given rectangle given square given straight line Hence inscribed intercepted isosceles triangle Join AE least common multiple Let AB Let ABC let fall line given line joining lines be drawn lines drawn mean proportional meeting opposite side parallel to AC parallelogram pendicular point of intersection produced quadrant radius rectangle contained right angles right-angled triangle segments semicircle shewn sine squares of AC tang tangent transposition trapezium triangle ABC triangle required vertex vertical angle whence
Δημοφιλή αποσπάσματα
Σελίδα i - IF a straight line be divided into two equal, and also into two unequal parts ; the squares of the two unequal parts are together double of the square of half the line, and of the square of the line between the points of section.
Σελίδα xi - IF from any point without a circle two straight lines be drawn, one of which cuts the circle, and the other touches it ; the rectangle contained by the whole line which cuts the circle, and the part of it without the circle,. shall be equal to the square of the line which touches it.
Σελίδα 319 - The circumference of every circle is supposed to be divided into 360 equal parts, called degrees ; each degree into 60 equal parts, called minutes ; and each minute into 60 equal parts, called seconds.
Σελίδα 150 - Iff a straight line be divided into any two parts, four times the rectangle contained by the whole line, and one of the parts, together with the square of the other...
Σελίδα 204 - FC are equal to one another : wherefore the circle described from the centre F, at the distance of one of them, will pass through the extremities of the other two, and be described about the triangle ABC.
Σελίδα 115 - If from a point, without a parallelogram, there be drawn two straight lines to the extremities of the two opposite sides, between which, when produced, the point does not lie, the difference of the triangles thus formed is equal to half the parallelogram. Ex. 2. The two triangles, formed by drawing straight lines from any point within a parallelogram to the extremities of its opposite sides, are together half of the parallelogram.
Σελίδα 14 - In one of the given equations obtain the value of one of the unknown quantities in terms of the other unknown quantity; Substitute this value in the other equation and solve.
Σελίδα 291 - AB describe a segment of a circle containing an angle equal to the given angle, (in.
Σελίδα 297 - Given the vertical angle, the difference of the two sides containing it, and the difference of the segments of the base made by a perpendicular from the vertex ; construct the triangle.
Σελίδα 90 - If from any point in the base of an isosceles triangle perpendiculars...