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anonymous
 one year ago
Evaluate tan 30° without using a calculator by using ratios in a reference triangle.
What is the first thing to do here?
anonymous
 one year ago
Evaluate tan 30° without using a calculator by using ratios in a reference triangle. What is the first thing to do here?

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jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0do you have a 306090 triangle with you?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I know the 306090 triangle.

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0ok draw one out and tell me what is opposite the 30 degree angle

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0it should be 1, unless you are working with the unit circle

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0what is the adjacent side near the 30 degree angle

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0yeah it's 1 since 90=2 and 60=sqr3

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0the adjacent side should be sqrt(3)

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0now divide opposite over adjacent

jim_thompson5910
 one year ago
Best ResponseYou've already chosen the best response.0Correct \[\Large \frac{1}{\sqrt{3}}\] or \[\Large \frac{\sqrt{3}}{3}\]
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