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anonymous
 4 years ago
What is the cosine rational form of 60 degrees?
anonymous
 4 years ago
What is the cosine rational form of 60 degrees?

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PaxPolaris
 4 years ago
Best ResponseYou've already chosen the best response.2dw:1328208319715:dw cos(60deg)= 1/2

barrycarter
 4 years ago
Best ResponseYou've already chosen the best response.0This would be a 306090 triangle, so the smaller side is half the length of the hypotenuse, so 1/2

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0The cosine ratio in rational form for a 60° angle is? How exactly do I do this? I understand the first example,

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Well, 60 degrees in the radian form is pi/3 why? pi=180 and 180/3 gives you 60 So, cos60 =cos pi/3 = 1/2 by rule.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0So would the tan90 also be 1/2?
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