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Trigonometry
easy
0:00.0
Find the value of
\\cos(60^\\circ)
.
A
s
q
r
t
2
/
2
\\sqrt{2}/2
s
q
r
t
2
/2
B
s
q
r
t
3
/
2
\\sqrt{3}/2
s
q
r
t
3
/2
C
1
D
1/2
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