CK-12 Foundation
Ck 12: Algebra Ii: 4.2 Right Triangle Trig Extended to Circles With a Model
This section explores the relationship between right triangles, circles, and trigonometry. It investigates how a right triangle that is set inside a circle and rotates around the circle is connected to trigonometric functions and their...
Khan Academy
Khan Academy: Algebra Ii: Construct Sinusoidal Functions
Given a few features of a sinusoidal function, find its formula. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.
Purple Math
Purplemath: Practical Algebra Lessons
Pre-Algebra and algebra lessons, from negative numbers through Pre-Calculus. Grouped by level of study. Lessons are practical in nature, informal in tone, and contain many worked examples and warnings about problem areas and probable...
![Regents Exam Prep Center: Nys Mathematics Glossary: Algebra 2 & Trig [Pdf] Handout](http://content.lessonplanet.com/resources/thumbnails/411252/large/bwluav9tywdpy2symdiwmduymc03mti4lw85cmi2ds5qcgc.jpg?1589993128 "Regents Exam Prep Center: Nys Mathematics Glossary: Algebra 2 & Trig [Pdf] Handout")
Oswego City School District
Regents Exam Prep Center: Nys Mathematics Glossary: Algebra 2 & Trig [Pdf]
The glossary consists of mathematical terms used in algebra and trigonometry. Definitions and examples are included. The resource is intended for teacher use only.
CK-12 Foundation
Ck 12: Algebra: Solving Linear Systems Using Matrices and Technology
[Free Registration/Login may be required to access all resource tools.] This lesson covers using a graphing calculator and matrices to solve a system of equations.
CK-12 Foundation
Ck 12: Precalculus Concepts 2.0
A complete high school Precalculus Concepts course. Includes 'Related Modalities' for each lesson that teach the same concept in different ways. The text materials follows Algebra II and comes before Calculus or Statistics. The content...
CK-12 Foundation
Ck 12: Algebra: Exponential Growth
[Free Registration/Login may be required to access all resource tools.] This lesson covers how to analyze and graph exponential growth functions.
ClassFlow
Class Flow: Trigonometric Equations With Multiple Angles
[Free Registration/Login Required] Students will use a number of strategies (including Algebra II and properties of conjunction techniques) to find all solutions for trigonometric equations using multiple angles.
Math Medics
S.o.s. Math: Measure of an Angle
This lesson gives a tutorial on the measure of an angle. Includes sample problems and solutions.
Khan Academy
Khan Academy: Amplitude of Sinusoidal Functions From Equation
Given the formula of a sinusoidal function, determine its amplitude. Students receive immediate feedback and have the opportunity to try questions repeatedly, watch a video or receive hints.