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OpenStudy (kpoprocks21):
Use the half-angle identity to find the exact value of sin 105 degrees. Please help
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OpenStudy (moldybubblegum12):
105º=√(2+√3)/2
OpenStudy (kpoprocks21):
would it be -1/2√(2+√3)
OpenStudy (moldybubblegum12):
i did a little research and i think i messed up, that not be the right answer. Sorry if i solved it wrong @Kpoprocks21
OpenStudy (kpoprocks21):
that is okay. thanks anyway
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