miguelpoblano5673
29.09.2019 •
Mathematics
What is the value of sin(x) when x = 30°?
negative one-half
one-half
1
-1
Solved
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Ответ:
30 degree => k
60 degree=> k square root of 3
90 degree=> 2k
sin30=k/2k
sin30=1/2
Ответ: