Thank you for the opportunity to help you with your question!
Hi, I guess you are the one who had posted an earlier question with the same information. Please note that there is missing information, probably a diagram which contains the question. Kindly find it and repost the question so that a tutor may give you the answer.
Please let me know if you need any clarification. I'm always happy to answer your questions.
Sep 9th, 2015
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