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Books Bücher 121 - 130 von 194 in 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 at right angles to the touching line, the centre of the circle shall be in that line. "
Military examinations. Mathematical examination papers, set for entrance to ... - Seite 99
von Woolwich roy. military acad, Walter Ferrier Austin - 1880
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Practical Plane & Solid Geometry

I. Hammond Morris - 1890 - 260 Seiten
...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...
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The Harpur Euclid: An Edition of Euclid's Elements

Edward Mann Langley, W. Seys Phillips - 1890 - 515 Seiten
...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...
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Euclid Revised: Containing the Essentials of the Elements of Plane Geometry ...

Euclid - 1890 - 400 Seiten
...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...
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Report of the Secretary for Public Instruction ...

Queensland. Department of Public Instruction - 1890
...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...
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Examinations Papers

1891
...opposite angle and the vertex of the obtuse angle. 7. The angle in a semi-circle is a right angle. 8. If a straight line touch a circle, and from the...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 alternate...
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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...straight line be drawn cutting the circle, the angles made by this line with the line touching the circle must be equal to the angles which are in the alternate...
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Report of the Secretary for Public Instruction ...

Queensland. Department of Public Instruction - 1892
...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...
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Annual Report of the Schools of New Brunswick

New Brunswick. Board of Education, New Brunswick. Department of Education - 1893
...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...straight line be drawn cutting the circle, the angles made by this line with the line touching the circle must be equal to the angles which are in the alternate...
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Annual Report of the Department of Education

New Brunswick. Department of Education - 1893
...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...straight line be drawn cutting the circle, the angles made by this line with the line touching the circle must be equal to the angles which are in the alternate...
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Examinations Papers

1895
...sonst, soi.dern faltig an dem kräftigen Bein. PUEE MATHEMATICS.— PABT I. The Board of Examiners. 1. If a straight line touch a circle, and from the point of contact a chord be drawn, the angles which this chord makes with the tangent shall be equal to the nng-les in...
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