SOLUTION: Please help me to solve this kind of theorem √((18²-6²-(2x18x6xcos50))

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Question 1063331: Please help me to solve this kind of theorem √((18²-6²-(2x18x6xcos50))
Answer by ikleyn(52785) About Me  (Show Source):
You can put this solution on YOUR website!
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Making calculations for you IS NOT THE TUTOR's JOB.