+
Unit Plan
CK-12 Foundation

Ck 12: Geometry: Segments From Secants and Tangents

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Apply the Tangent Secant Segment Theorem.
+
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Srt, G Mg Coins in a Circular Pattern

For Teachers 9th - 10th Standards
In this task, students investigate how many coins will fit around a central coin when they are all of the same denomination, and if there is room left over. The teacher is given a chart of four coin denominations and their diameters, but...
+
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg Satellite

For Teachers 9th - 10th Standards
This task models a satellite orbiting the Earth in communication with two control stations located miles apart on Earth's surface. Students determine distances between various locations and, given a rate of travel, they determine the...
+
Lesson Plan
Illustrative Mathematics

Illustrative Mathematics: G Mg the Lighthouse Problem

For Teachers 9th - 10th Standards
For this task, students are asked to calculate the height above sea level of a lamp on top of a lighthouse that is visible to a boat, and to examine two other interpretations of the distance from the lighthouse to the boat. Aligns with...
+
Activity
Math2

Math2.org: Trigonometry Functions

For Students 9th - 10th Standards
A complete look at trig functions. From an "overview," page giving general definitions and important vocab words, to a listing of the 12 trig functions, to an explanation of the three modes used in trigonometry, to the procedures of how...
+
Unknown Type
Khan Academy

Khan Academy: Trigonometry: Evaluate Inverse Trig Functions

For Students 9th - 10th Standards
Given a sine, cosine, or tangent value, find the principle angle that has this value. In other words, find the arcsine, arccosine, or arctangent of that value. Students receive immediate feedback and have the opportunity to try questions...
+
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Inverse Trigonometric Functions

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] This lesson covers the inverses of all six trig functions.
+
Unit Plan
CK-12 Foundation

Ck 12: Definition of the Inverse of Trigonometric Ratios

For Students 10th - 12th Standards
[Free Registration/Login may be required to access all resource tools.] Explain the inverse of trigonometric functions.
+
Unit Plan
CK-12 Foundation

Ck 12: Trigonometry: Product to Sum Formulas for Sine and Cosine

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Examples of how to transform a product of trigonometric functions into a sum of trigonometric functions
+
Handout
Math Open Reference

Math Open Reference: Tangent (Tan) Function: Trigonometry

For Students 9th - 10th Standards
Learn about the tangent with this helpful reference tool. Provides a detailed definition, examples, and an interactive activity that enhances further explanation. Includes links to related topics.
+
Handout
University of Guelph

University of Guelph: Trigonometry Tutorial

For Students 9th - 10th Standards
A guide to calculating trigonometric functions.
+
Activity
Interactive Mathematics

Interactive Mathematics: Derivatives of Inverse Trig Functions

For Students 9th - 10th
The formulas for working with the derivatives of inverse trigonometry functions (arccos, arcsin, etc.) are presented here, along with several examples of how to find such derivatives. The exercises allow you to work the problems before...
+
Unknown Type
Other

Mecca: Review for Trigonometric Functions

For Students 9th - 10th Standards
A page of review problems on trigonometric functions. Answers are supplied.
+
Unit Plan
Khan Academy

Khan Academy: Laws of Sines and Cosines Review

For Students 9th - 10th Standards
Review the law of sines and the law of cosines, and use them to solve problems with any triangle.
+
Activity
Interactive Mathematics

Interactive Mathematics: Trigonometric Functions

For Students 9th - 10th Standards
This is a excellent review lesson about trigonometric functions of any angle. Good examples here.
+
Activity
Interactive Mathematics

Interactive Mathematics: Trigonometric Functions of Any Angle

For Students 9th - 10th Standards
Given a reference angle, you can find the trigonometric functions of any angle. The process is demonstrated in this lesson and examples are provided for practicing the concept.
+
Activity
Texas Instruments

Texas Instruments: Computing by Degrees!

For Teachers 9th - 10th Standards
In this activity, students use the calculator to solve trigonometry problems using sine, cosine, and tangent. They also find inverses of trigonometric functions.
+
Unit Plan
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Funciones Trigonometricas E Inversas

For Students 9th - 10th Standards
Learn about trigonometric functions and their inverses with this interactive unit.
+
Activity
Ministry of Education and Universities of the Region of Murcia (Spain)

Ministerio De Educacion Y Ciencia: Familia De Funciones. Tipos Y Operaciones

For Students 9th - 10th Standards
In this unit you will work interactively with family of lines, parabolas, radical functions and trigonometric functions. You will also learn about operations with function, composition of functions and the inverse of a function.
+
Activity
Texas Instruments

Texas Instruments: Learning Pre Calculus With the Ti 89

For Teachers 9th - 10th
See examples of how to use the TI-89 in Pre-Calculus. Example topics include equations with radicals, trigonometric identities, composition of functions, and inverse functions.
+
Activity
Texas Instruments

Texas Instruments: Mm Cas 2002 Exam 1 Part 1 : Sample Solutions Q1 & Q7

For Teachers 9th - 10th
Students use the Derive software to solve problems on trigonometric functions.
+
Activity
Windstream

Ojk's Precalculus Study Page: Evaluating and Graphing Sine and Cosine

For Students 9th - 10th Standards
An introduction to graphing the sine and cosine functions by using the 30-60-90 and 45-45-90 right triangle values of the two functions as guides.
+
Whiteboard
ClassFlow

Class Flow: Trigraphs

For Teachers 9th - 10th Standards
[Free Registration/Login Required] Students use the interactive features of Activstudio to graph various functions.
+
Unit Plan
Oswego City School District

Regents Exam Prep Center: Unit Circle

For Students 9th - 10th Standards
Two hands-on lab activities for instructors to use when teaching about the coordinate graphs of the sine, cosine, and tangent functions derived from a unit circle. The graphs of the reciprocals of the three functions are investigated....