 If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment.  Plane Geometry - Σελίδα 211των Fletcher Durell - 1904 - 372 σελίδεςΠλήρης προβολή - Σχετικά με αυτό το βιβλίο
 | George Albert Wentworth - 1899 - 272 σελίδες
...PROPOSITION XXXIII. THEOREM. 381. If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment. Let AD be a tangent and AC a secant drawn from the point A tc the circle BCD. To prove that AC : AD... | |
 | George Albert Wentworth - 1899 - 246 σελίδες
...the square of the other leg. 381. If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment. 400. The area of a parallelogram is equal to the product of its base by its altitude. 401. Parallelograms... | |
 | George Albert Wentworth - 1899 - 498 σελίδες
...PROPOSITION XXXIII. THEOREM. 381. If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment. Let AD be a tangent and AC a secant drawn from the point A to the circle BCD. To prove that AC : AD... | |
 | George Albert Wentworth - 1902 - 248 σελίδες
...the square of the other leg. 381. If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment. 400. The area of a parallelogram is equal to the product of its base by its altitude. 401. Parallelograms... | |
 | Fletcher Durell - 1911 - 553 σελίδες
...proportion in such a way that the means belong to one figure and the extremes to another figure. 357. COR. 2. The segments of two chords intersecting in a circle...circle, the tangent is the mean proportional between the ivhole secant and its external segment. Given AB, a tangent, and AC, a secant, to the circle BCF, and... | |
 | George Albert Wentworth - 1904 - 496 σελίδες
...PROPOSITION XXXIII. THEOREM. 381. If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment. Let AD be a tangent and AC a secant drawn from the point A to the circle BCD. To prove that AC : AD... | |
 | University of Mississippi - 1905 - 262 σελίδες
...opposite one of them are given. 4. If from a point without a circle a secant and a tangent are drawn, the tangent is the mean proportional between the whole secant and its external segment. 5. The radius of a circle = 13. Through a point 5 from the center any chord is drawn. What is the product... | |
 | 1919 - 924 σελίδες
...points in which it cuts the circle being coincident. Proposition: The tangent from a point to a circle is the mean proportional between the whole secant and its external segment drawn from the same point. i. Pfi *PB = 8496 0. PfxPC Proposition: rf tAts wAofc 7t t~ f^uar-i tAt... | |
 | 1919 - 960 σελίδες
...points in which it cuts the circle being coincident. Proposition: The tangent from a point to a circle is the mean proportional between the whole secant and its external segment drawn from the same point. Pfi = 73 PB =118 PD - 6O i. PA x PB = 8196 3. PF*PE= 8370 Proposition: df... | |
 | Isaac Newton Failor - 1906 - 440 σελίδες
...PC. PROPOSITION XXXII. THEOREM 379 If from a point without a circle a tangent and a secant are drawn, the tangent is the mean proportional between the whole secant and its external segment. HYPOTHESIS. PT is a tangent and PAB a secant of the circle ATB. CONCLUSION. PB : PT = PT : PA. PROOF... | |
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