How to get the cosine law The law of cosines If you have any questions, feel free to leave them in the comment box down below!
Author: Savanna
8.5 Law of Sines
How to get the law of sines The law of sines If you have any questions, feel free to leave them in the comment box down below!
8.4 Oblique Triangles
Example questions: If you have any questions, feel free to leave them in the comment box down below!
8.3 Special Angles
Quadrantal Angles Special angles The 45-45-90 triangle The 30-60-90 triangle If you have any questions, feel free to leave them in the comment box down below!
8.2 The Three Trigonometric Functions
Trigonometric ratios Sign properties of trig If you have any questions, feel free to leave them in the comment box down below!
8.1 Angles and Their Measure
Angles in standard position Coterminal angles Reference angle Summary of circles and symmetry Given point (a, b) on the terminal side of a standard position angle, thenL (-a,b) must be also on the graph because of the reflection in the x-axis (a, -b) must also be on the graph because of the reflections in the…
7.5 Applications of Inequalities
Strategy for solving word problems involving inequalities Read the problem carefully and determine what you are given and need to solve for Let x represent the unknown variable, and represent everything else in terms of x If possible, make a diagram illustrate the question (super helpful) Write an equation relating to your unknown quantities to…
7.4 Combined Inequality Systems
If you have any questions, feel free to leave them in the comment box down below!
7.3 Solving Quadratic Inequalities
Solving a quadratic inequalities by a graphical approach Solving a quadratic inequality by a algebraic approach If you have any questions, feel free to leave them in the comment box down below!
7.2 Linear Inequalities in Two Variables
Graphing linear inequalities Graphing systems of linear inequalities If you have any questions, feel free to leave them in the comment box down below!