Unit Test Review: Trigonometry

Unit Test Review

~Trigonometry~

This blog post is a list of many of the key concepts that students should understand by the end of the trigonometry unit. 

Chapter 7

• Rates, Ratios and Proportions
• Solving Proportions (Cross multiplication & isolation)
• Angle Relationships
• CAT, SAT, OAT, IST, SATT, EAT, PTL-F Pattern, PTL-C Pattern and PTL-Z Pattern
• The Pythagorean Theorem
• Two Properties of Similar Triangles
• Finding corresponding angles and corresponding sides in two similar triangles. 
• Proportionality Statements
• Scale Factor (k)
• Primary Trigonometric Ratios
• Labeling hypotenuse, opposite side and adjacent side in respect to a reference angle
• The Tangent Ratio: solving for unknown angles and unknown sides
• The Cosine Ratio: solving for unknown angles and unknown sides
• Ratio cannot be greater than 1 (i.e., denominator is always greater than numerator).
• The Sine Ratio: solving for unknown angles and unknown sides
• Ratio cannot be greater than 1 (i.e., denominator is always greater than numerator).
• SOH CAH TOA
• Angle of Elevation (inclination)
• Angle of Depression 

Chapter 8

• "Solving the Triangle"
• The Sine Law: solving for unknown angles and unknown sides
• The Cosine Law: solving for unknown angles and unknown sides
• The Sine Law vs. The Cosine Law 

Chapter 7 & 8

• Solving Problems Using Trigonometry 
• Formulas for Trigonometry