After viewing a link, close the browser window to return to this page.
Some links are repeated for use with more than one lesson.

The following links are applicable to the entire chapter.

http://www.explorelearning.com/index.cfm?CourseID=261&method=cResource.dspResourcesForCourse

This page contains interactive gizmos on various aspects of trigonometry. This website requires Shockwave Player to run some of its features.

http://mathforum.org/library/problems/sets/geo_rttri_trig.html

This page contains links to lessons and activities on trigonometry.

http://mathdemos.gcsu.edu/mathdemos/family_of_functions/trig_
gallery.html

This page contains a series of animations on trig functions and their inverses.

12.1 Right Triangle Trigonometry

http://www.themathpage.com/aTrig/trigonometry-of-right-triangles.htm

This page contains an interactive lesson on trigonometry of right triangles.

http://www.math.com/homeworkhelp/Trigonometry.html

This page contains links to lessons and review of right triangle concepts.

12.2 Radian and Degree Measures

http://www.themathpage.com/aTrig/radian-measure.htm

This page contains a lesson on converting between degrees and radians.

http://mathbits.com/MathBits/TISection/Trig/degrees.htm

This page contains an explanation of using a graphing calculator with radians and degrees.

12.3 Evaluating Trigonometric Functions

http://www.humboldt.edu/~dlj1/PreCalculus/Images/UnitCircle.html

This page contains an in depth discussion of the unit circle.

http://sciris.shu.edu/thinklets/Math/BasicMath/trig_functions.html

This page contains a calculator that evaluates trigonometric functions and shows how they relate to the unit circle.

12.4 Inverse Trigonometric Functions

http://demonstrations.wolfram.com/DomainAndRangeOfInverse
TrigonometricFunctions/

This page contains a graphing applet that will graph a function and its inverse.

12.5 The Law of Sines

http://hyperphysics.phy-astr.gsu.edu/hbase/lsin.html

This page contains a calculator and applications of the Law of Sines.

http://www.wisc-online.com/objects/index_tj.asp?objID=TMH2702

This page contains an interactive lesson on the Law of Sines.

12.6 The Law of Cosines

http://www.college-cram.com/study/trigonometry/presentations/292

This page contains an interactive lesson on the Law of Cosines.