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anonymous
 one year ago
Help with Laws of Sines!!! Will Medal!
anonymous
 one year ago
Help with Laws of Sines!!! Will Medal!

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welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1435263261477:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2sine rule is a / sin A = b / sin b = c / sin C

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2thats 200 not 20 ( in the diagram)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0So we would set the equation up like:\[\sin(B) = \frac{ 200 }{ \sin(52) } \times 234?\]

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2to find angle B we have 234 / sin B = 200/ sin 52

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2cross multiply 200 sin B = 234*sin 52 sin B = (234* sin52) / 200

welshfella
 one year ago
Best ResponseYou've already chosen the best response.20.9220 to 4 dec places

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Ok! So now how would we find the angles for B?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2use your calculator  the key marked sin1

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Oh I completely forgot about arcsin! Thanks for reminding me. Anyway, I got 67.22 degrees! Are there going to be more than one answer or is this it?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2hmmm i'll have to check if theres another answer 76.22 is correct

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Great! I am not sure if there is another answer but if there is, it should be 112.8

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2yes hm i've forgotten this bit of trig  i dont think there is as the length of b would have to be grater than 235

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Ok, so would you say there is only one answer to this problem making it B?

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1435264077166:dw

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0It was A :( but that;s okay :) Thank you for your help!

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2dw:1435264202417:dw

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2yes that's right  theres the 2 possibilities in the diagram

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Oh I see now! Thank you!

welshfella
 one year ago
Best ResponseYou've already chosen the best response.2its call ed the ambiguous case where 2 angles are possible

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0I don't like these cases hahaha. Always trick me!
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