anonymous
  • anonymous
evaluate expression without using calculator
Mathematics
chestercat
  • chestercat
I got my questions answered at brainly.com in under 10 minutes. Go to brainly.com now for free help!
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anonymous
  • anonymous
\[\sin \frac{ \pi }{ 6 } + \cos \frac{ \pi }{ 6}\]
rishavraj
  • rishavraj
\[\sin \frac{ \pi }{ 6 } = \frac{ 1 }{ 2 } ~~~~~~ \cos \frac{ \pi }{ 6 } = \frac{ \sqrt{3} }{ 2 }\]
anonymous
  • anonymous
oh i think i got it one sec

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anonymous
  • anonymous
(1+sqrt3)/2
UsukiDoll
  • UsukiDoll
umm do you know the standard triangle for 30 degrees and 60 degrees? You may need to use that
Astrophysics
  • Astrophysics
Haha I was just going to say, you could make the special triangles
UsukiDoll
  • UsukiDoll
yeah but someone recked it... by giving values for them -_-
Astrophysics
  • Astrophysics
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Astrophysics
  • Astrophysics
Yeah, that's useless
UsukiDoll
  • UsukiDoll
giving direct answers is against code of conduct and that guy had to latex it -_-! I know this.. you need to memorize those triangles... it's useful for Calculus and in higher level math.
Astrophysics
  • Astrophysics
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Astrophysics
  • Astrophysics
I love these triangles <3
UsukiDoll
  • UsukiDoll
but after finding those values, it's correct @Ssaharan

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