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 Llibres Llibres 131 - 140 de 194 sobre If a straight line touch a circle, and from the point of contact a straight line.... If a straight line touch a circle, and from the point of contact a straight line be drawn cutting the circle, the angles... The Teacher's Assistant in the "Course of Mathematics Adapted to the Method ... - Pàgina 44
1836 - 472 pàgines
Visualització completa - Sobre aquest llibre ## Calendar of Dalhousie College and University

Dalhousie University - 1888
...tangent to a circle is at right angles to the radius drawn from the centre to its point of contact. 5. If a straight line touch a circle, and from the point of contact any chord of the circle be drawn, the angles between the chord and the tangent are equal to the angles...
Visualització completa - Sobre aquest llibre ## Woolwich Mathematical Papers for Admission Into the Royal Military Academy ...

E. J. Brooksmith - 1889
...the angle A. Show that the construction is impossible unless 2C + A is less than a right angle. 7. If a straight line touch a circle, and from the point...straight line be drawn cutting the circle, the angles which this line makes with the line touching the circle shall be equal to the angles which are in the...
Visualització completa - Sobre aquest llibre ## Practical Plane Geometry: Giving the Simplest Modes of Constructing Figures ...

John Fry Heather - 1890 - 172 pàgines
...Angles in the same segment of a circle are equal to one another. (Eu. III., 21.) 137. THEOR. 23. — If a straight line touch a circle, and from the point...straight line be drawn cutting the circle, the angles which this line makes with the line touching the circle shall be equal to the angles which are in the...
Visualització completa - Sobre aquest llibre ## The Harpur Euclid: An Edition of Euclid's Elements

Edward Mann Langley, W. Seys Phillips - 1890 - 515 pàgines
...chord of a circle of given length malting a given angle with a given st. line. PROPOSITION 19. THEOREM. If a straight line touch a circle, and from the point of contact a straight line be drawn at right angles to the touching line, the centre of the circle shall be in that line. Let DE be a tangent...
Visualització completa - Sobre aquest llibre ## Practical Plane & Solid Geometry

I. Hammond Morris - 1890 - 260 pàgines
...the point of contact is perpendicular to the line touching the circle.' Also the converse of this. ' If a straight line touch a circle, and from the point of contact a straight line be drawn at right angles to the touching line, the centre of the circle shall be in that line.' (Eue. in. 18...
Visualització completa - Sobre aquest llibre ## Euclid Revised: Containing the Essentials of the Elements of Plane Geometry ...

Euclid - 1890 - 400 pàgines
...As, v ABQP is a cyclic quad. A And it has been shown that PAB < rt. A . Proposition 32. THEOREM — If a straight line touch a circle, and from the point of contact a straight line is drawn dividing the circle into two segments, the angles made by this line with tlie tangent are...
Visualització completa - Sobre aquest llibre ## Report of the Secretary for Public Instruction ...

...and enunciation of tlioae propositions of Euc. Bk. III., in which this definition is made use of. 3. If a straight line touch a circle, and from the point of contact a straight line lie drawn cutting the circle, the angles which this line makes with the line touching the circle shall...
Visualització completa - Sobre aquest llibre ## Annual Report of the Chief Superintendent of Education

1891
...whether that angle be right, obtuse, or acute. (6) Prove the case in which the angle is obtuse. 3. (a) If a straight line touch a circle, and from the point...circle, the angles made by this line with the line touching the circle must be equal to the angles which are in the alternate segments of the circle....
Visualització completa - Sobre aquest llibre ## Report of the Secretary for Public Instruction ...

...straight line which joins their centres, being produced, shall pass through tho point of contact. 3. If a straight line touch a circle, and from the point of 8 contact a chord be drawn, the angles which this chord makes with the tangent shall be equal to the...
Visualització completa - Sobre aquest llibre ## Annual Report of the Schools of New Brunswick

...whether that angle be right, obtuse, or acute. (b) Prove the case in which the angle is obtuse. 3. (a) If a straight line touch a circle, and from the point...circle, the angles made by this line with the line touching the circle must be equal to the angles which are in the alternate segments of the circle....
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