Hubert Ludwig, Ball State University

Back to Geometry Bibliography: Contents

Pixy Stix Segments and the Midpoint Connection Ruth McClintock Several activities for finding the midpoint of a model of a line segment. (86, 1993) 668 - 675 An Abundance of Solutions Donald Barry Solutions to the problem of finding the angle between segments drawn from a vertex of a square to the midpoints of the opposite sides. (85, 1992) 384 - 387 The Railroad-Track Problem Maxine Bridger How high above the ground is the midpoint of a buckling section of track? (85, 1992) 439 - 441 Where is My Reference Angle? Joanne Staulonis A manipulative for demonstrating the concept of a reference angle. (85, 1992) 537 Trisecting an Angle - Almost, Part 2 John F. Lamb, Jr. Looks at the method of Karajordanoff. (84, 1991) 20 - 23 The Artist's View of Points and Lines Richard S. Millman and Ramona R. Speranza Art can be used to present early concepts in geometry. (84, 1991) 133 - 138 Angle Hunt Cheryl Reger Sharing Teaching Ideas. An activity which allows students to estimate angle measures and measure angles. (83, 1990) 282 - 283 Understanding Angles: Wedges to Degrees Patricia S. Wilson Activities for measuring angles with standard and non-standard units of measurement. (83, 1990) 294 - 300 "Metes and Bounds" Descriptions: An Application of Geometry and Measurement Mary Kim Prichard Activities for drawing the boundaries of a plot of land using the legal description of the property. (83, 1990) 462 - 468 Dropping Perpendiculars the Easy Way Lindsay Anne Tartre An alternative technique for obtaining the perpendicular from a point to a line. 80, (1987) 30 - 31. A Lab Approach for Teaching Basic Geometry Joan L. Lennie Construction of a device for measuring angles and its use to make indirect measurements. 79, (1986) 523 - 524. An Improvement of the Congruent Angles Theorem Shraga Yeshurun A theorem relating lengths of segments formed by pairs of intersecting lines. 78, (1985) 53 - 54. Sighting The Value Of Pi P. K. Srinivasan Using parallel lines to find the value of pi. 74, (1981) 380 - 384. Taxi Distance Stanley A. Smith Activities for taxicab geometry. 70, (1977) 431 - 434. Taxicab Geometry Eugene F. Krause Geometry on a grid. Comparison to Euclidean Geometry. 66, (1973) 695 - 706. A Metric World H. W. Stanley The consequences of redefining distance. 66, (1973) 713 - 721. A Non-Euclidean Distance Stanley R. Clemens A metric on RxR (different from the usual) which yields unique parallels. 64, (1971) 595 - 600. How Shall We Define Angle? Harry Sitomer and Howard F. Fehr Asks for a reconsideration of the definition. 60, (1967) 18 - 19. What Are Perpendicular Lines? C. R. Wylie, Jr. Perpendicularity relations and coordinate systems. 60, (1967) 24 - 30. The SMSG Angle Is A Good One Frank Wright Defends the definition. 60, (1967) 856 - 857. Angles, Arcs and Archimedes Carl B. Allendoerfer What is an angle? 58, (1965) 82 - 88. How Far Is It From Here To There? Irene Fischer Development of systems of measurement. 58, (1965) 123 - 140. An Introduction To The Angle Measurement Theorems In Plane Geometry Harry Schor The use of a circular protractor to introduce angle measure in circles. 56, (1963) 107 - 108. Square Circles Francis Scheid A metric on lattice points. 54, (1961) 307 - 312. What Is A Geometric Tangent? Richard V. Andree A definition and discussion. 50, (1957) 498 - 501. On Teaching Angle and Angle Measure Howard F. Fehr Definition and measurement of angles. 50, (1957) 551 - 556. The Construction and Measurement Of Angles With A Steel Tape: Surveyor's Method Richard W. Shoemaker Description and proof that the method works. 49, (1956) 550. Angle Comparison Device Hope H. Chipman Construction method. 48, (1955) 554. Construct Any Angle With A Steel Tape Edwin Eagle. Method. 48, (1955) 563 - 564. An Angle Device Sister Mary Donald, I.H.M. A tool for demonstrating some angle concepts. 46, (1953) 429 - 430. H.J.L. 07/15/97 email: 00hjludwig@bsu.edu home page: http://www.cs.bsu.edu/~hjludwig/ |

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