Last edited by Mikagul
Monday, October 19, 2020 | History

2 edition of Conceptual understanding of trigonometric functions using computer graphics found in the catalog.

Conceptual understanding of trigonometric functions using computer graphics

Gila Hanna

Conceptual understanding of trigonometric functions using computer graphics

a pilot study

by Gila Hanna

  • 168 Want to read
  • 14 Currently reading

Published by G. Hanna in [S.l.] .
Written in English

    Subjects:
  • Trigonometry -- Computer-assisted instruction.,
  • Trigonometrical functions -- Study and teaching (Secondary).

  • Edition Notes

    StatementGila Hanna.
    The Physical Object
    Pagination1 v. (various pagings) :
    ID Numbers
    Open LibraryOL17285366M

    Constructing knowledge about the trigonometric functions and their geometric meaning on the Developing conceptual understanding and definitional clarity in linear algebra through the three worlds of Building and Testing a Cognitive Approach to the Calculus Using Interactive Computer Graphics. PhD thesis, University of Warwick.   Covers various topics of mathematics that are both conceptual and practical. Course is designed to enable a student to appreciate mathematics and its application to numerous disciplines and professions. Presents trigonometric functions using the unit circle. biology, statistics, computer graphics, engineering, business, ecology.

    Trigonometric functions of a real argument. Let be a real number. Let be the end point of the arc on the unit circle (see Fig. a) having initial point and arc from to is taken in the counter-clockwise direction if, and in the clockwise direction , then ; if, e.g.,, then.. Figure: ta The basic trigonometric functions sine and cosine are defined at by the formulas. Introduction to the trigonometric functions. General. The six trigonometric functions sine, cosine, tangent, cotangent, cosecant, and secant are well known and among the most frequently used elementary functions. The most popular functions,,, and are taught worldwide in high school programs because of their natural appearance in problems involving angle measurement and their .

    To find the trigonometric functions of an angle of 36° Since cos⁡2θ =1 – 2 sin 2 ⁡θ, The remaining trigonometric functions of 36° may now be found. Also, 54° may be found. For more conceptual clarity on periodicity and graphical representation please refer the video. trigonometric functions. The importance of trigonometry will be immediately realized when its applications in solving problem of mensuration, mechanics physics, surveying and astronomy are encountered. Types of Trigonometry: There are two types of trigonometry (1) Plane Trigonometry (2) Spherical Trigonometry. 1. Plane Trigonometry.


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Conceptual understanding of trigonometric functions using computer graphics by Gila Hanna Download PDF EPUB FB2

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In this article students’ understanding of trigonometric functions in the context of two college trigonometry courses is investigated.

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I can imagine graphics could be one are where trigonometry can be directly applied. Moreover, Trigonometry is nothing but a bunch of functions and their applications; how difficult can it be.

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the point that trigonometric functions are procepts. Below I explain how trigonometric functions can be understood as mathematical procepts and argue why thinking about trigonometric functions in this way is essential for understanding them.

Suppose that a student were asked to provide an estimate for the value of the sine of 20˚. Computing Trigonometric Functions This is a completely optional page. It is not necessary to know how to compute the trig functions and their inverses in order to use them.

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The study of trigonometry is thus the study of measurements of triangles. What can we measure in a triangle. The first objects that come to mind may be the lengths of the sides, the angles of the triangle, or the area contained in the triangle.

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In mathematics, tables of trigonometric functions are useful in a number of areas. Before the existence of pocket calculators, trigonometric tables were essential for navigation, science and calculation of mathematical tables was an important area of study, which led to the development of the first mechanical computing devices.

Modern computers and pocket calculators now. For example, the trigonometric equation cos (x) = 1 has the related function f(x) = cos (x) - 1, found by moving all the terms to one side and replacing the 0 on the one side with f(x).

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The word “trigonometry” is derived from the Greek words trigono (τρ´ιγων o), meaning “triangle”, and metro (µǫτρω´), meaning “measure”. Though the ancient Greeks, such as Hipparchus.