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Mathematics 14 Online
OpenStudy (anonymous):

This chapter involves sin/cos/tan. Need help on question 9, part b. Not sure on where to begin http://imgur.com/qyrzoFD

OpenStudy (anonymous):

first time posting to vanessax question 9b length ab =2x +5 where x =5 cos60

OpenStudy (anonymous):

Hi! Thank you for your answer, but can you please explain how you know that AB = 2x +5?

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