Chapters 13 – 14 Trigonometry Chapters 13 – 14 Trigonometry What are Radians? Angles can be measured in either degrees or radians. One radian is equal to the measure…
4.2, 4.4 – The Unit Circle, Trig Functions The unit circle is defined by the equation x2 + y2 = 1. It has its center at the origin and radius 1. (0 , 1) (1 , 0) 1 (0 ,…
* Practice Problems 1. Write the following to 4 decimal places A) sin 34o = _____ B) cos 34o= _____ C) tan 4o = _____ D) cos 84o= _____ E) tan 30o = _____ F) cos 18o= _____…