Trigonometry (Straight Forward Math Series)

Topics include: Facts about Triangles; Trigonometric ratios; Applications; Non-right Triangles. Practice, review, and testing included.

Table Of Contents
SKILLS REVIEW:
Converting a Fraction into a Decimal
Acute, Obtuse, and Right Triangles
The Subtraction Principle
Approximately Equal
Square Roots
The Square Root Principle

CHAPTER 1: Facts about Triangles
Triangles
Right Triangles
The Pythagorean Theorem
Finding the Length of a Leg
Pythagorean Formulas
Applications
Review

CHAPTER 2: Trigonometric Ratios
Ratios
Opposites and Adjacent Sides
The Sine, the Cosine, and the Tangent
Three Facts
Tables
Calculators
Review

CHAPTER 3: Applications
Cross Multiply and Divide
Finding and Unknown Side
Applications
Finding and Unknown Angle
Review

CUMULATIVE REVIEW CHAPTERS 1 - 3

APPENDIX: Non-Right Triangles
The Law of Sines
Law Sines and Applications
The Law of Cosines

ANSWERS