# Trig Identities Lesson: Applications to Pythagorean Identities (full solutions)

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In this lessson, students learn to apply the three most important Pythagorean identites and their variations. The lesson covers the following applications of Pythagorean identities:

• Evaluating trigonometric functions
• Simplifying trigonometric expressions
• Verifying or proving other trigonometric identities

It includes

o 6 solved examples & 6 similar to them for students to try to solve them by their own
o guidelines
o 21 various and engaging practice problems
o answer keys and full solutions

The lesson can be divided into two or three parts if preferred.

You might also be interested in my other products on TRIGONOMETRY (Expressions, Identities, Equations) available for individual purchase:

1) Simplifying Trigonometric Expressions by Specified Identities Part 1 - 50 Problems 5 Quizzes (full solutions)
2) Simplifying Trigonometric Expressions - Quiz/Class Practice/Group/Partner Activity "Which ONE of the expressions doesn't have the same value as the others" (full solutions)
3) Simplifying Trig Expressions by Specified Identities Part 2 -Double-, Half- Angle, Angle Sum&-Difference, Sum&Product Identities 5 Quizzes 40 Problems (full solutions)
4) Proving Trig Identities - Maze "True or False" (full solutions)
5) Proving Trig Identities (Double and Half Angles) - Quiz&Card Sort "True or false" (full solutions)
6) Solving BASIC Trigonometric Equations - Partner Activity "Make compound words"
7) Solving Trigonometric Equations with MULTIPLE ANGLES - Quiz or Group Activity
8) Solving Trig Equations by the SQUARE ROOT METHOD - Partner "Match & Sort" Activity
9) Solving Trigonometric Equations by FACTORING - Quiz Game "Find out the constellation Leo"
10) Solving Trigonometric Equations of QUADRATIC TYPE - Individual or Group Quiz "Complete a story of Maths"
11) Solving Trig Equations having General COMMON Solution (All Methods & All Identities)

The items listed above are included in the following TRIG BUNDLES:

1) Trigonometric (Expressions, Identities & Equations ) BUNDLE Activities
2) Trigonometric Equations BUNDLE Activities
3) Trigonometric Expressions and Identities BUNDLE

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Total Pages
21 pages
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Teaching Duration
N/A
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\$5.00