Skip to navigation
Skip to content
© 2014 Shmoop University, Inc. All rights reserved.
We Speak Student
Register
Login
Cart: 0 ($0.00)
Toggle navigation
Test Prep
Learning Guides
College
Careers
Video
Study Tools
Teachers
Courses
All of Shmoop
Literature
Poetry
Shakespeare
Bible
Mythology
Bestsellers
Music
Pre-Algebra
Algebra
Algebra II
Geometry
Calculus
Biology
Chemistry
US History
Civics
Economics
Biography
Dr. Seuss
Driver's Ed
Financial Literacy
Literary Criticism
Shakespeare Quotes
Trigonometric Functions
Table of Contents
Cite This Page
Table of Contents
Cite This Source
×
Close
Cite This Source
Home
Algebra II
Trigonometric Functions
Topics
Intro
Topics
Right Angle Trigonometry
Reciprocal Trigonometric Functions
The Unit Circle
Periodic Functions
Inverse Functions
Trigonometric Identities
Examples
Exercises
Terms
Best of the Web
Quizzes
Handouts
Trigonometric Functions Topics
Right Angle Trigonometry
We can use trig to slam-dunk the opposing team in basketball or do real damage to a tennis challenger in a singles match. We can figure out the ideal distance between the basket and the foul line b...
Reciprocal Trigonometric Functions
We've covered sine, cosine, and tangent. We're experts on one little piece of trigonometric real estate. (Marvin Gardens? Park Place? Boardwalk? Pull out your Monopoly money.) Kudos to you, but the...
The Unit Circle
The unit circle sounds so techno—like moon unit, parental unit—but it's not. Really. It's just a simple little circle with a radius of 1. What's the big deal?It's a useful unit, that's what....
Periodic Functions
When a function has values that repeat and repeat over and over (like Macbeth and his obsession with tomorrow and tomorrow and . . .), it's a periodic function.
Inverse Functions
Inverse trig functions are sort of like bizarro trig functions. They probably were meant to live in a parallel universe, but somehow they ended up here. Now we're stuck with them. We guess we shoul...
Trigonometric Identities
Prove Pythagorean IdentityThe Pythagorean Identity states that sin2ɵ + cos2ɵ = 1 Remember Pythagoras? He's the old dead guy that loved triangles. From the figure below:Now, we can take this info...
Advertisement
Advertisement
Advertisement
Logging out…