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Trigonometry Basics Trigonometric Ratios - Soh Cah Toa Trigonometry
This session explains about basics of Trigonometry, properties of right angle triangle, trigonometric ratios
Khan Academy
Khan Academy: Calculator to Evaluate a Trig Function
Worked example showing how to use typical calculators to evaluate trigonometric functions.
Khan Academy
Khan Academy: Basic Trigonometry: Example: Using Soh Cah Toa
Worked example evaluating sine and cosine using soh cah toa definition. [4:04]
Khan Academy
Khan Academy: Basic Trigonometric Ratios: Using Trig Functions Part Ii
A couple of more examples of using Trig functions to solve the sides of a triangle. This video use the basic trigonometric functions to determine unknown side lengths of a right triangle. Example shows using trigonometry as well as the...
Khan Academy
Khan Academy: Trig to Solve the Sides and Angles of a Right Triangle
Worked example using trigonometry to solve for the lengths of the sides of a right triangle given one of the non-right angles.
Khan Academy
Khan Academy: Using Trig to Solve for Missing Information
Worked example using trig ratios to solve for missing information and evaluate other trig ratios.
Khan Academy
Khan Academy: Basic Trigonometric Ratios: Basic Trigonometry Ii
A few more examples using SOH CAH TOA. Examples of finding sine, cosine and tangent for two different right triangles, including finding side lengths by the Pythagorean Theorem and rationalizing the denominator.