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Ugo [173]
3 years ago
13

If the sin 30 degrees is 1/2 then the cos ____=____.

Mathematics
2 answers:
goldenfox [79]3 years ago
7 0
  Try A) 60 degrees; 1/2. Your answer was incorrect because cos(60 degrees) is 1/2, cos(30 degrees) is square root 3 /2 not 1 or square root 2 /2
Likurg_2 [28]3 years ago
7 0
 the answer is 4 becasue you just see how many pairs can each marble get
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