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" At a point in a given straight line to make an angle equal to a given angle. "
New Elementary Geometry: With Practical Applications ; a Shorter Course Upon ... - Page 61
by Benjamin Greenleaf - 1873 - 176 pages
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First book of mathematics

Hugo Reid - Mathematics - 1872 - 146 pages
...perpendicular is wanted, the straight edge will be perpendicular to the line. Problem 8. 82. At a point in a straight line, to make an angle equal to a given angle. Let Abe the point in the line AB, and C the given angle. * The learner, looking at the last figure, can...
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An Elementary Geometry and Trigonometry

William Frothingham Bradbury - Geometry - 1873 - 292 pages
...with the line CD, and it will also bisect the angle С (III. 11). PROBLEM V. 5« Al a given point in a straight line to make an angle equal to a given angle. Let A bo the given point in the line AB, and С the given angle. With C as a centre describe an arc DE cutting...
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Euclidian Geometry

Francis Cuthbertson - Euclid's Elements - 1874 - 349 pages
...Then EFH'vs, the A required. For its sides HE, EF, FH are respectively equal to DE, EF, FM; PROBLEM E. At a point in a given straight line to make an angle equal to a given angle. Let BA C be the given angle. It is required at the point D in DE to make an L = L BAC. With centre A describe...
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Elements of Geometry and Trigonometry: From the Works of A.M. Legendre

Adrien Marie Legendre - Geometry - 1874 - 512 pages
...perpendicular to BD (BI, P. XVI., C.). PROBLEM IV. At a point on a given straight line, to construct an angle equal to a given angle. Let A be the given point, AB the given line, aiid IKL the given angle. From the vertex A" as a centre. with any radius AT, describe the arc IL,...
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New Elementary Geometry: With Practical Applications : a Shorter Course Upon ...

Benjamin Greenleaf - Geometry - 1874 - 206 pages
...through their centers will bisect at right angles the chord which joins the points of intersection. 7. At a point in a given straight line to make an angle equal to half a right angle. 8. To describe a square whose side shall be equal to a given straight line. BOOK...
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Modern geometry [ed.] with an appendix by W.B. Jack

Richard Wormell - 1876
...three sides of the other; consequently they are« equal, and Л BAD = ЛCAD. PROBLEM III. At a given point in a given straight line to make an angle equal to a given angle. Let A be the given angle, and D the given point in the given line, D E. From the point A, as a centre, with any radius,...
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Primer of geometry

Francis Cuthbertson (geometer.) - 1876
...AE is equal to BE. (I. 4) Wherefore the given straight line AB has been bisected. QEF PROPOSITION X. At a point in a given straight line to make an angle equal to a given angle. Let JBA C be the given angle. It is required to make at the point D in the straight line DE an angle equal...
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Syllabus of Plane Geometry: (corresponding to Euclid, Books I-VI) ...

Association for the improvement of geometrical teaching - Geometry, Modern - 1876 - 66 pages
...straight line from a given point outside it. PROB. 4. To bisect a given straight line. PROB. 5. At a given point in a given straight line to make an angle equal to a given angle. PROB. 6. To draw a straight line through a given point parallel PROB. 7. To construct a triangle having...
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Elements of Geometry with Exercises for Students: An an Introduction to ...

Aaron Schuyler - Geometry - 1876 - 384 pages
...BAC = a right angle. DAB is the complement of BAC. 167. Proposition XXXVIII.— Problem. To construct an angle equal to a given angle. Let A be the given angle. With the vertex A as a center, and any radius AB, describe an arc intersecting the sides of...
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Elements of Geometry, Conic Sections, and Plane Trigonometry

Elias Loomis - Geometry - 1877 - 458 pages
...perpendicular to BD (BI, Pr. 18, Cor.) from the given point A. • PROBI.EM iv. At a given point in a straight line, to make an angle equal to a given angle. Let AB be the given straight line, A the given point in it, and C the given angle ; it is required to make...
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