Khan Academy
Khan Academy: Momentum: 2 Dimensional Momentum Problem Part 2
Solve a collision of balls in two dimensions using the conservations of momentum in this video. Video discusses how specifically to use trigonometry to solve the direction and velocity of the balls after the collision. [9:32]
Khan Academy
Khan Academy: Trigonometry: Tau Versus Pi
This video explores pi and tau, and their relationship to the length of the arc of a circle, the sine graph, and Euler's formula. [16:22]
Khan Academy
Khan Academy: Trigonometry: 2003 Aime Ii Problem 11
Video demonstrates solving a trigonometric problem that includes finding the area of an oblique triangle using the Pythagorean Theorem and the law of cosines [16:35]
Khan Academy
Khan Academy: Trigonometry: Basic Trigonometry Ii
Continuation of video lesson introducing the basic trigonometric ratios. Examples of finding sine, cosine and tangent for two different right triangles, including finding side lengths by the Pythagorean Theorem and rationalizing the...
Khan Academy
Khan Academy: Trigonometry: Basic Trigonometry
Video introducing the basic trigonometry ratios sine, cosine, and tangent. Examples are shown for the two acute angles of a right triangle. Includes link to additional practice problems. [9:17]
Math TV
Math tv.com: Trigonometry: Right Triangle Trigonometry
Students review right triangle trigonometry. The resource consists of a worksheet with practice problems and solutions. In the left hand menu, click Trigonometry, Right Triangle Trigonometry.
Sophia Learning
Sophia: Cosine: Lesson 2
The concept of the cosine of an angle is introduced here. This lesson [3:19] is 2 of 4 in the series titled "Cosine."
Sophia Learning
Sophia: Cosine: Lesson 4
The concept of the cosine of an angle is introduced here. This lesson [3:32] is 4 of 4 in the series titled "Cosine."
Sophia Learning
Sophia: Cosine Wave: Lesson 4
The shape and nature of the cosine wave are introduced here. This lesson [1:36] is 4 of 7 in the series titled "Cosine Wave."
Sophia Learning
Sophia: Trigonometic Notation: Lesson 3
Different ways of noting angles and trigonometric functions are discussed in this lesson. It is 3 of 5 in the series titled "Trigonometic Notation."
Sophia Learning
Sophia: Trigonometric Function Tables: Lesson 1
The use of tables to find the value for a trigonometric function of a specific angle is discussed here. This lesson is 1 of 5 in the series titled "Trigonometric Function Tables."
Sophia Learning
Sophia: Using Trigonometry in Word Problems: Lesson 1
This lesson discusses how trigonometry can be used in word problems. It is 1 of 5 in the series titled "Using Trigonometry in Word Problems."
Khan Academy
Khan Academy: More Trig Examples: Iit Jee Trigonometric Constraints
This video shows how to solve a trigonometry problem in order to find the number of values in a given range that satisfy certain conditions.
Khan Academy
Khan Academy: Unit Circle: Unit Circle Definition of Trig Functions
In this video tutorial students extend SOH CAH TOA trigonometric relationships so that we can define trig functions for a broader class of angles.
Khan Academy
Khan Academy: Trig Substitution: Trig Substitution With Tangent
Students can watch a short video to review using the tangent for trig substitution.
Sophia Learning
Sophia: Comparing Exponential Function Graphs
Compare exponential functions using a graph and assess learning with a quiz.
Sophia Learning
Sophia: Identifying Trigonometric Ratios From a Right Triangle
Use a right triangle to identify the six trigonometric ratios such as cosine, sine, tangent, co-secant, secant, and cotangent. Assess learning with a quiz. [6:54]
Sophia Learning
Sophia: Inverse Cosine
Solve for an unknown angle of a right triangle using the inverse cosine. Assess learning with a quiz.
Sophia Learning
Sophia: Inverse Sine
This video tutorial introduces and provides examples of the inverse sine function. The lesson demonstrates how to use the inverse sine ratio to solve for an unknown angle in a right triangle.
Sophia Learning
Sophia: Inverse Tangent
Solve for an unknown angle of a right triangle using the inverse tangent. Take a quiz to assess learning.
Sophia Learning
Sophia: Making a Table From a Exponential Function
Determine the values of an exponential function then organize them on a table. Assess learning with a quiz.
Sophia Learning
Sophia: Real World Examples of Inverse Trigonometry Functions
Use real-world applications to explore inverse trigonometric functions and then assess learning with a quiz. [5:57]
Sophia Learning
Sophia: The Domain of Logarithmic Functions
Explore how the domain is found in logarithmic functions and what the domain is. Assess learning with a quiz.
Sophia Learning
Sophia: Trigonometric Values From a Calculator
Use a calculator to find trigonometric values and take a quiz to assess learning. [2:09]