1/20. Textbook chapter 8-5, starting on page 464.
Today, we learned two new vocabulary terms: angle of elevation and angle of depression. We then used them in conjunction with trigonometry to solve some real life problems. Pay special attention to examples 1 to 3 in the textbook please.
Here's a website I found that explains it:
http://www.mathsteacher.com.au/year10/ch15_trigonometry/12_elevation_depression/23elevdep.htm
http://www.purplemath.com/modules/incldecl.html
And here's a youtube video I found:
http://www.youtube.com/watch?v=oLsZB1VzxQo
Classwork: page 466 #1-3
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