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Peer reviewedWaters, William M., Jr. – School Science and Mathematics, 1973
A method for finding the relationship between the measure of the angle formed by two tangents to a circle and the intercepted arc is presented. (DT)
Descriptors: Deduction, Geometry, Instruction, Mathematics
Peer reviewedOlson, Alton T. – Mathematics Teacher, 1973
Descriptors: Geometric Concepts, Geometry, Instruction, Mathematics Education
Peer reviewedKanter, L. H. – School Science and Mathematics, 1973
Descriptors: Diagrams, Geometry, Mathematics, Mathematics Education
Giblin, P. J. – Mathematical Gazette, 1972
Descriptors: Algebra, Analytic Geometry, Calculus, College Mathematics
Peer reviewedClemens, Stanley R. – Mathematics Teacher, 1973
Descriptors: Geometry, Mathematics, Mathematics Education, Secondary School Mathematics
Peer reviewedUsiskin, Zalman P.; Coxford, Arthur F. – Mathematics Teacher, 1972
Descriptors: Curriculum, Geometry, Mathematics, Secondary School Mathematics
Peer reviewedBallew, David W. – Mathematics Teacher, 1972
A paradox involving the circumferences of two concentric circles is investigated and explained. (DT)
Descriptors: Geometry, Instruction, Mathematical Logic, Mathematics
Peer reviewedJordan, James H. – Mathematics Teacher, 1972
Descriptors: Geometric Concepts, Instruction, Mathematics, Plane Geometry
Brundage, Joe R. – Amer Vocat J, 1970
The author has microfilmed chalkboard drawings of problem solutions and employed the individualized frames as slides for projection. Copies are availabe to Arizona junior college technical drafting departments from the State Department of Education. (JK)
Descriptors: Drafting, Geometry, Individualized Instruction, Microfilm
Peer reviewedYoung, Courtney D., Jr. – Mathematics Teacher, 1972
Desargues's theorem proved by vector methods. (MM)
Descriptors: Analytic Geometry, Geometric Concepts, Mathematics Instruction, Secondary School Mathematics
Peer reviewedKleiman, Steven L. – Two-Year College Mathematics Journal, 1972
Descriptors: Algebra, College Mathematics, Geometry, Mathematics Instruction
Peer reviewedMeserve, Bruce E. – Mathematics Teacher, 1972
Descriptors: Curriculum, Elementary School Mathematics, Geometry, Mathematics
Broadbent, T. A. A. – Mathematical Gazette, 1970
Presents a biography of the theologian and philosopher, Francis William Newman (1805-1897), the brother of John Henry Newman. His mathematical contributions were primarily in the area of analysis. (RS)
Descriptors: Algebra, Biographies, Calculus, College Mathematics
Peer reviewedKlamkin, Murray S. – Educational Studies in Mathematics, 1971
Descriptors: Curriculum, Geometry, Industrial Education, Instruction
Peer reviewedGreenberg, Benjamin – Mathematics Teacher, 1971
The proof that the area of a quadrilateral is one-ninth the area of another quadrilateral is presented. The proof is designed to give geometry students insight into techniques that can be used in other problems. (FL)
Descriptors: Geometry, Mathematical Concepts, Mathematics, Problem Solving
