anonymous
  • anonymous
PLEASE HELP Following answers: 39° 30° 26.57° 60°
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
geerky42
  • geerky42
7/14 = 1/2 Ring any bells?
geerky42
  • geerky42
\[\theta = \cos^{-1}\left(\dfrac{1}{2}\right)\]\[\theta = \space ?\]

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More answers

geerky42
  • geerky42
Use unit circle. What is \(\theta\) when \(\cos\theta = \dfrac{1}{2}\) ?
geerky42
  • geerky42
You got it?
anonymous
  • anonymous
Is it B?
geerky42
  • geerky42
None. It's true for sinθ= 1/2, but we want cosθ = 1/2.
anonymous
  • anonymous
Those are the only answers available. I think you did it wrong...
geerky42
  • geerky42
None. Look carefully.
blurbendy
  • blurbendy
cos 60 degrees= 1/2 or 7/14
anonymous
  • anonymous
Look at the following answers.
blurbendy
  • blurbendy
I did...
geerky42
  • geerky42
No, YOU look at the following answer. We want θ and blurbendy already gave you the answer.
anonymous
  • anonymous
Go away. geerky42, or I'll report you.
geerky42
  • geerky42
Ok... @blurbendy already gave you the answer. Seriously he did...

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