 The tangent at any point of a circle and the radius through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres.  Science Examination Papers - Page 46by Great Britain. Education Department. Department of Science and Art - 1908Full view - About this book
 | Charles Godfrey, Arthur Warry Siddons - Geometry - 1903 - 384 pages
...contact. We shall assume that at a given point on a circle there is one tangent and one only. THEOREM 6. The tangent at any point of a circle and the radius...through the point are perpendicular to one another. Data O is the centre of O ; A is a point on the circumference. To prove that the tangent at A is ±... | |
 | Education - 1903 - 692 pages
...of the arcs are equal. Equal chords of a circle are equidistant from the centre ; and the converse. The tangent at any point of a circle and the radius...through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres. The angle... | |
 | University of Allahabad - 1907 - 528 pages
...are equal. Equal chords in a circle are equidistant from the centre ; and the converse. The tangents at any point of a circle and the radius through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres. The angle... | |
 | University of Allahabad - 1908 - 568 pages
...are equal. Equal chords in a circle are equidistant from the centre ; and the converse. The tangents at any point of a circle and the radius through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres. The angle... | |
 | Mathematics - 1909 - 605 pages
...of the arcs are equal. Equal chords of a circle are equidistant from the centres; and the converse. The tangent at any point of a circle and the radius...through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centres. The angle... | |
 | Great Britain. Board of Education - Education - 1912 - 1044 pages
...circle and CA, DB cut the other circle in P. Q, respectively. Prove that PQ is parallel to CD. 7. Prove that the tangent at any point of a circle and the...through the point are perpendicular to one another. Two circles whose centres are A and B touch externally at C. The common tangent at C meets another... | |
 | Great Britain. Board of Education - Mathematics - 1912 - 632 pages
...and CA, DB cut the other circle in P, Q, respectively. Prove that PQ is parallel to CD. /3 7. Prove that the tangent at any point of a circle and the...through the point are perpendicular to one another. Two circles whose centres are A and B touch externally at C. The common tangent at C meete another... | |
 | University of Allahabad - 1913 - 692 pages
...equal. Equal chords in a circle are equidistant from the centre ; and the converse. The tangents at ¡my point of a circle and the radius through the point are perpendicular to one another. If two circles touch, the point of contact lies ou the straight line through the centres. The angle... | |
 | United States. Office of Education - Agricultural colleges - 1915 - 1296 pages
...of the arcs are equal. Equal chords of a circle are equidistant from the center; and the converse. The tangent at any point of a circle and the radius...through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centers. The angle... | |
 | Edson Homer Taylor - Mathematics - 1915 - 552 pages
...of the arcs are equal. Equal chords of a circle are equidistant from the center; and the converse. The tangent at any point of a circle and the radius...through the point are perpendicular to one another. If two circles touch, the point of contact lies on the straight line through the centers. The angle... | |
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