Interactive
Government of Alberta

Learn Alberta: Math Interactives: Exploring Trig Ratios

For Students 6th - 8th
Investigate the cosine, sine, and tangent ratios of trigonometry using this interactive Learn Alberta math resource. Students will use these ratios to determine a right triangle's unknown side or angle. Be sure to follow the link to the...
Interactive
Calculator Soup

Calculator Soup: Triangle Theorems Calculator

For Students 9th - 10th Standards
Each calculation option has sub-bullets that list the sequence of methods used in this calculator to solve for unknown angle and side values including Sum of Angles in a Triangle, Law of Sines, and Law of Cosines.
Handout
Analyze Math

Analyze Math: Free Math Tutorials: Triangles

For Students 9th - 10th Standards
The geometry tutorial investigates the definitions and properties of triangles. Topics included are isosceles, equilateral, and right triangles. In addition, the sine and cosine laws of triangles are defined.
Graphic
Instituto Latinoamericano de la Comunicacion Educativa

Red Escolar: Barcos en Alta Mar

For Students 9th - 10th Standards
In Spanish. Play submarine by using trigonometry, learn the law of sines and cosine, build an instrument to measure angles and distance and find out who was the father of Trigonometry.
Activity
Math Is Fun

Math Is Fun: Solving Triangles

For Students 9th - 10th Standards
Find guidelines to help you "solve" triangles, which means finding the value of missing sides and angles. Provided are examples of six scenarios in which you can solve a triangle's missing measurements, as well as relevant equations,...
Unit Plan
University of Guelph

University of Guelph: Physics Tutorials: Amplitude, Period, and Frequency

For Students 9th - 10th
A tutorial describing the characteristics of simple harmonic motion. Utilizes animations, mathematical equations, and interactive questions to teach essential principles.
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Angle Side Angle Triangles

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Find the unknown side of a triangle when two angles and the included side are known.
Activity
Other

Trigonometry: A Crash Review

For Students 9th - 10th
This site really is a crash review on trigonometry! Formulas, functions - you name it, it's covered! Also includes self quizzes for practice.
Handout
Other

University of Winnipeg: The Simple Pendulum

For Students 9th - 10th
The periodic motion of a pendulum is described with words and equations; little conceptual emphasis. Sample problems with solutions are provided.
Activity
Lawrence Hall of Science

The Math Page: Trigonometry

For Students 9th - 10th Standards
Concepts in Trigonometry are explained and illustrated here by a member of the math department at Borough of Manhattan Community College.
Handout
Other

Dans Math: Lessons: Trigonometry

For Students 9th - 10th
College professor Dan Bach reviews basic trig concepts, including trig functions, right triangles, circles, radians, and polar coordinates. Site includes animated graphs and detailed examples.
Activity
Interactive Mathematics

Interactive Mathematics: Trigonometric Functions

For Students 9th - 10th
Just about everything you need to know about trigonometry can be found here. Interactive examples and demonstrations help to enhance the lessons. Although not required, the tutorial uses Live Math and Scientific Notebook.
Activity
Varsity Tutors

Varsity Tutors: Hotmath: Graphing Calculator Practice: Right Triangles and Trigonometry

For Students 9th - 10th Standards
Practice using your graphing calculator for solving right triangle trigonometry and non-right triangle trigonometry. If you get stumped or if you would like to check your work, then select the View Solution button, which is located...
Activity
Other

Brown Math: Remembering Trig Identities

For Students 9th - 10th Standards
Faced with a large number of trigonometric identities, students tend to try to memorize them all. This site the emphasis is on understanding how the functions work and on memorizing only about a half dozen of them - all the others work...
Activity
University of Maryland

Thinking Problems in Oscillations and Waves

For Students 9th - 10th
A series of thought-provoking, multichoice questions from the University of Maryland on the topic of oscillations and waves. Equations for calculating the period of motion for masses on springs, pendulums, sounds, and waves on a string...

Other popular searches