anonymous
  • anonymous
What is the length of the bar AC? A. 6 sin 60° B. 6 cos 60° C. 6 divided by cos 60 degrees D. 6 divided by tan 60 degrees
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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jamiebookeater
  • jamiebookeater
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anonymous
  • anonymous
anonymous
  • anonymous
@jim_thompson5910
jim_thompson5910
  • jim_thompson5910
|dw:1449638195745:dw|

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More answers

jim_thompson5910
  • jim_thompson5910
which trig function ties together the sides 6 and x (60° is the reference angle) ?
anonymous
  • anonymous
Cos?
jim_thompson5910
  • jim_thompson5910
yep cosine
jim_thompson5910
  • jim_thompson5910
so we can say cos(angle) = adj/hyp cos(60) = x/60 what do you get if you solve for x?
jim_thompson5910
  • jim_thompson5910
|dw:1449638390943:dw|
anonymous
  • anonymous
I'm not sure.
jim_thompson5910
  • jim_thompson5910
ok let's say we had 5 = x/6 how would you solve for x?
anonymous
  • anonymous
Divide?
jim_thompson5910
  • jim_thompson5910
undo that `/6` (division by 6) so you would do what to both sides?
anonymous
  • anonymous
Subtract?
jim_thompson5910
  • jim_thompson5910
what undoes division?
anonymous
  • anonymous
Multiply
jim_thompson5910
  • jim_thompson5910
yep, multiply both sides by 6
jim_thompson5910
  • jim_thompson5910
|dw:1449638622453:dw|
jim_thompson5910
  • jim_thompson5910
|dw:1449638654883:dw|
jim_thompson5910
  • jim_thompson5910
|dw:1449638673730:dw|
anonymous
  • anonymous
Is this going towards the answer B?
jim_thompson5910
  • jim_thompson5910
yes
anonymous
  • anonymous
Thank you. :)
jim_thompson5910
  • jim_thompson5910
no problem

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