Browsing: All Content in Trigonometry for The Unit Circle  Browse discussions |
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Resource Name |
Topic (Course) |
Technology |
Type |
$? |
Rating |
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Exploring Trigonometric Functi...
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The Unit Circle (Trigonometry) |
Sketchpad |
Activity |
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 [1]
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This activity has students geometrically construct and investigate the graphs of sine and cosine based upon the lengths of the sides of a reference triangle.
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Ferris Wheel Noticing/Wonderin...
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The Unit Circle (Trigonometry) |
TI-Nspire |
Activity |
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 [0]
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Students write what they notice and wonder about a person riding a Ferris wheel, and then use TI-Nspire™ technology to measure quantities and develop a mathematical model describing the situation.
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Graphs of Sine, Cosine, and Ta...
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The Unit Circle (Trigonometry) |
TI-Nspire |
Activity |
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[0]
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Students are introduced to the shapes of the sine, cosine, and tangent graphs. They will use a unit circle to calculate the x and y lengths of a triangle placed at different values along the circle. T...
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Cosine Box
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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 [1]
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Applet that provides a visualization of the cosine function. Also can be used as a cosine calculator (degrees). Includes short activity in solving cos(x) = k equations.
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Cosine Engine
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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With this applet, students study the extrema of the function A cos^2 (t) + B cos(t) + C. A parabola is drawn with student-supplied coefficients and constant, and the unit circle is drawn below, so th...
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Crane Ship
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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 [1]
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Applet teaches an intuitive feel for the geometric length of sin(t) given the length of the hypotenuse and t. A crane is stationed on a ship. Its wire has the length of sin(t), where t is the angle ...
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Ferris Wheel
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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 [2]
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This aplet is an introduction to trigonometric functions. A small red gondola moving around a ferris wheel can be viewed from different angles.
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Formula for sin(A+B)
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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This applet teaches students geometrically that sin(A+B) = sin(A)cos(B) + cos(A)sin(B). Students can change the values of A and B.
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Inequalities of Cosine
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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This applet shows geometrically the solution set to inequalities cos t >= a or cos t <= a. The function graph is also displayed and updated.
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Sine Box
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Applet that provides a visualization of the sine function. Also can be used as a sine calculator (degrees). Includes short activity in solving sin(x) = k equations.
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Six Trig Functions
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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This applet displays the six trig functions (sin, cos, tan, sec, csc, and cot) on the unit circle (degree measure).
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Tangent Box
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Applet that provides a visualization of the tangent function. Also can be used as a tangent calculator (degrees).
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The Graph of y = cos x
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Applet that shows the connection between the unit circle and the graph of the cosine function (degrees).
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The Graph of y = sin ax
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Applet shows the connection between the unit circle and the graph of the sine function. Different coefficients of x modify the rate at which the graph is drawn, making it stretch or shrink along the ...
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The Graph of y = sin x
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[2]
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Applet that shows the connection between the unit circle and the graph of the sine function (degrees)
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The Graph of y = sin x + cos x
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[1]
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Applet geometrically demonstrates the construction of the graph y = sin x + cos x.
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The graph of y = tan x
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[1]
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This applet plots a graph of y = tan x along with a display of the unit circle in order to show the connection between the two. No units are given, but the function graph is in radians.
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a sin x + b cos x
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Geometric calculation of a sin x + b cos x (coefficients entered by student). Graph is shown on right.
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cos t = a
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Given the cosine of t, students guess t (in degrees) in this Java applet.
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sin t = a
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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Given the sine of t, students guess t (in degrees) in this Java applet.
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sin t >= a
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The Unit Circle (Trigonometry) |
Java Applet |
Tool |
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[0]
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This applet shows geometrically the solution set to an inequality sin t >= a. The graph of sine is also displayed to the right and updated. Measurements in degrees only.
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