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21-08-2018
Mathematics

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Math question please help if you get this right I will mark you as a brainliest

Math question please help if you get this right I will mark you as a brainliest class=

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Аноним Аноним

21-08-2018

Cosine Rule again:-

cos A = (9^2 - 6^2 - 14^2) / (-2*6*14)

= 0.8988

m < A = 26 degrees

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