trigonometry
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Find the exact value of cos(105)
(1-√3)/(2√2)
Find the exact value of sin(75)
(√3 + 1)/(2√2)
Find the exact value of cos(15)
(√3+1)/(2√2)
Find the exact value of sin(105)
(√3+1)/(2√2)
Find the exact value of cos(75)
(√3-1)/(2√2)
Find the exact value of sin(15)
(√3-1)/(2√2)
Find the exact value of cos(135)
-1/√2
Find the exact value of sin(135)
-1/√2
Find the exact value of sin(210)
1/2
Find the exact value of cos(210)
√3/2
