We´ve studied the basics and we are now solving right-angled triangles (right triangles in American English). Here it´s one resolved example:
And a couple of exercises, from our old friend, the BBC Bitesize (by the way, on those exercises, "sf" stands for significant figures).
Now you have a chance to practice:
1. An activity.
2. A first test.
Angles of elevation and depression
Those two concepts are going to appear very often in Trigonometry problems. Here it's an explanation:
And now a couple of example problems:
Have a look now at this video about how useful is Trigonometry for airplane pilots:
Proposed problems
EXTRA!
Remember the trig ratio definitions singing:
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