Similarity & Right Triangle Trigonometry
- Author:
- Tim Brzezinski
- Topic:
- Cosine, Right Triangles, Sine, Trigonometry
Table of Contents
Exploring Dilations
Proving Figures Similar
AA~ Theorem
Prove Similarity Theorems
- SAS ~ Theorem
- SSS ~ Theorem (V1)
- Animation 63
- SSS ~ Theorem (V2)
- SSSS: Similar Quads?
- Similar Right Triangles (V1)
- Similar Right Triangles (V2)
- Animation 13
- Pythagorean and similar triangles.
- Effortless Trisections
- Animation 134
- Parallel Lines Congruent Segments Theorem
- Parallel Lines Proportionality Theorem
- Triangle-Angle Bisector Theorem
- Animation 81
- Scaling Figures: Effects on Areas
- Proof Without Words
- Wordless Pythagorean Theorem based on Translations
- Proof Without Words
- Proof Without Words
- Proof Without Words
- Proof Without Words
- Proof Without Words
- Proof Without Words
- Proof Without Words
- Proof Without Words
- Proof Without Words
Right Triangle Trig
- Quiz: Pythagorean Theorem (1)
- Quiz: Pythagorean Theorem (2A)
- Quiz: Pythagorean Theorem (2B)
- Right Triangles: Identifying Sides WRT Acute Angles
- Identifying Trig Ratios: Quick Formative Assessment
- Finding Exact Trig Ratios: Quiz Question Generator
- Finding Acute Angles of Right Triangles: Using Inverse Trig Functions (Quiz)
- Angles in Standard Position
- Animation 176
- Does R Matter?
- Quiz: Evaluating Trigonometric Functions of Angles Given a Point on its Terminal Ray
- Evaluating Trig Functions Given a Point on the Terminal Ray
- Trig Ratio Possibilities (Hints)
- Right Triangle Trigonometry: Solving for Sides (Quiz)
- Quiz: Right Triangle Trig (Solving for Sides)
- Special Right Triangles: Basic Questions
- Quiz: Special Right Triangles
- Special Angles in Standard Position: Intro (V2)
- Special Angles in Standard Position: Intro (V3)
- Special Angles in Standard Position: Intro (V1)
- Animation 177
- Animation 178
- Right Triangle Generator
- Right Triangle Trigonometry: Intro
- Conceptual Illustrations: Trigonometric Ratios within Right Triangles
- Trig Ratio Estimations (Right Triangle Context)
- Trig Ratio Estimations (Quiz: V1)
- Trig Ratio Estimations (Quiz: V2)
- Trigonometric Ratios (Right Triangle Context)
- Right Triangle Solver: Formative Assessment
- Discovering Sine, Cosine, and Tangent in Right Triangles
- Special Trigonometric Identities: Quick Exploration
- What "CO" in COsine Means
- Quiz: Expressing Angles Using Inverse Trigonometric Function
- Animation 98
- Animation 99
- Animation 100
- YOUR Linear Speed?
- How Fast are You Spinning?
Trig Extensions
- Triangle Investigation
- Law of Sines (& Area)
- Law of Sines (Illustrated)
- Law of Cosines: Discovery
- Bearing Illustrator (1)
- Direction Angle Illustrator
- Bearing Illustrator (2)
- Bearings Summary
- Bearing: Dynamic Illustration
- Bearings: Dynamic Illustrator
- Law of Cosines: Open Middle Problem (V1)
- Open Middle Problem: Law of Cosines (V2)
Other Geometry Resources