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18:36 Apr 1, 2006 |
Spanish to English translations [PRO] Tech/Engineering - Mathematics & Statistics / Mathematics I | |||||||
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| Selected response from: Maria Karra United States Local time: 12:07 | ||||||
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Summary of answers provided | ||||
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4 | double of an angle |
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4 | twice the angle |
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double of an angle Explanation: I think it simply means the double of an angle. Therefore the angle BFC is double of the angle KFC, and the angle BKC of the angle FKC. For the same reason the angle CFD is also double of the angle CFL, ... www.headmap.org/unlearn/euclid/book4/4.12.htm In a circle the angle at the center is double of the angle at the circumference, when the angles have the same circumference as base. Proposition 21. ... math.furman.edu/~jpoole/euclidselements/eubk3/props.htm |
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twice the angle Explanation: Euclid's Elements, Book IV, Proposition 5 Angle AFC is twice the angle at B [III.20], but it is also twice angle AFE since the triangles AFE and CFE are congruent. Therefore angle AFE equals the ... aleph0.clarku.edu/~djoyce/java/elements/bookIV/propIV5.html - 14k - Cached - Similar pages Orthocenter Now because PCQ is twice ACB, we see that the angles of the double-orthic triangle are each equal to 180 - twice the opposite angle of ABC. ... www.pballew.net/orthocen.html - 18k - Cached - Similar pages mathschallenge.net That is, the angle at the centre is twice the angle at the circumference. It should be immediately apparent that the position on the circumference is not ... mathschallenge.net/index.php?section=faq&ref=library/geometry/circle_properties - 8k - Cached - Similar pages Trisecting an angle But 2 cross angle PAB = angle POB, and 2 cross angle PBA = angle POA (angle at centre of a circle is twice the angle at the circumference standing on the ... www-groups.dcs.st-and.ac.uk/~history/HistTopics/Trisecting_an_angle.html - 23k - Cached - Similar pages |
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