Right Triangle Trigonometry Explained | Full Lesson | Guided Notes Available
Full lesson to teach yourself, for homeschooling, for teachers who need a sub day lesson - starts with definitions and gets to solving for missing sides and angles. Includes an angle of elevation word problem. Reviews using trig functions on a phone calculator.
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⏰Chapters⏰
0:00 Intro
0:49 Identify sides with respect to acute angles
3:23 Demonstration about ratio of sides
5:42 Define sine, cosine, tangent
6:50 Find sine, cosine, tangent given side lengths
10:21 Why we don't use the right angle
11:06 Example 1 - find missing side
14:20 TRY IT - find missing side
16:00 Example 2 - find missing hypotenuse
17:53 Example 3 - find missing angle using inverse trig functions
21:08 TRY IT - find missing angle
22:56 What does it mean to "solve a triangle"?
26:11 Angle of elevation problem
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