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anonymous
 one year ago
Trig help pls
anonymous
 one year ago
Trig help pls

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0If cosine of x equals 1 over 2, what is sin(x) and tan(x)

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1438375749215:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2is you find what the value of y is using the pythagoras theorem then yo'll have your answers

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2as you see cos x = adj / hyp = 1/2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I think I can get it from here, I will do it and then I want you to check my work

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0can the y be negative?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2oh no y^2 = 2^2  1^2

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0y = sqrt(5) im here so far, now i use SohCahToa

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2no y^2 = 2^2  1^2 = 4  1 = 3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh god, where's my head......i lost it xD

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2applying pythagoras 2^2 = 1^1 + y^2 y^2 = 2^2  1^1

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2lol so now you only have to apply SOHCAHTOA to get the sine and tangent

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1438376420375:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0sin = sqrt(3)/2 tan = sqrt(3)/1

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2right that triangle is worth remembering as it comes in useful for a lot of trig questions in fact there are 2 worth knowing

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1438376617866:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1438376648938:dw
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