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DustinMHayes
 2 years ago
Best ResponseYou've already chosen the best response.0dw:1351201608050:dw

aroub
 2 years ago
Best ResponseYou've already chosen the best response.0sine= opposite/hypotenuse cosine= adjacent/hypotenuse

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.0sin B =2/5 now find angle B first theN you will get cos B

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.0angle B= sin^1(2/5)=23.578 degrees now cos B=BC/5 therefore BC=5 cos B BC=5 cos23.578 BC=4.58 ans

DustinMHayes
 2 years ago
Best ResponseYou've already chosen the best response.0So what is that to the nearest degree?

mark_o.
 2 years ago
Best ResponseYou've already chosen the best response.0that is angle B, forget BC i thought you are trying to get it too ...lol

DustinMHayes
 2 years ago
Best ResponseYou've already chosen the best response.0Yea I have a table of trigonometric ratios to get the nearest degree but I dont know how to read it.
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