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Mathematics 17 Online
OpenStudy (anonymous):

Help please? What is cos B? http://i.imgur.com/ZVbtNPY.gif A. 3/4 B. 4/3 C. 3/5 D. 4/5

OpenStudy (er.mohd.amir):

cos B = Base/ hypotenuse

OpenStudy (anonymous):

Base is 4

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