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Module 1. Mathematics

If cos 60 is 0.5, what is sin 30?

  • 0.5
  • 0.866
  • None of the above.

ianborg asking:

explain pls thx

Community Comments (1)

D
dimky Posts: 513 25.03.2014 / 22:09
You just need to remember sin cos table for angle values like 0, 30, 45, 90

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