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| Computer Programs | 4 |
| Instruction | 4 |
| Trigonometry | 4 |
| College Mathematics | 2 |
| Geometric Concepts | 2 |
| Higher Education | 2 |
| Mathematics Education | 2 |
| Secondary School Mathematics | 2 |
| Algorithms | 1 |
| Calculators | 1 |
| Computation | 1 |
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Spero, Samuel W. – Calculators/Computers Magazine, 1978
A computer program is presented that generates problem sets involving sketching graphs of trigonometric functions using graphical addition. The students use calculators to sketch the graphs and a computer solution is used to check it. (MP)
Descriptors: Calculators, College Mathematics, Computer Programs, Computers
Peer reviewedPalmaccio, Richard J. – Mathematics Teacher, 1974
Descriptors: Computer Programs, Instruction, Mathematical Applications, Mathematical Models
Kropa, James C. – MATYC Journal, 1978
A conceptually elementary and geometrically based algorithm is presented to indicate how trigonometric functions can be calculated without using calculus. (MN)
Descriptors: Algorithms, College Mathematics, Computation, Computer Assisted Instruction
Peer reviewedOcrant, Ian – Mathematics Teacher, 1973
Details are given of a method used by a student in discovering the relationships between the area under the sine curve and the unit circle. Two computer programs for the required calculations are included. (DT)
Descriptors: Computer Programs, Discovery Learning, Geometric Concepts, Instruction
