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May 28th, 2016, 01:55 AM   #1
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find x show steps

find the value
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 May 28th, 2016, 08:33 AM #2 Senior Member     Joined: Feb 2010 Posts: 694 Thanks: 132 $\displaystyle x=33$ Use the law of sines and product-to-sum identity. Thanks from manus
 May 28th, 2016, 08:15 PM #3 Math Team   Joined: Oct 2011 From: Ottawa Ontario, Canada Posts: 13,336 Thanks: 938 Also, triangle ABE is isosceles (AE = BE)...so is triangle BCE. Let height BD = 1; then: BC = ~1.1924, AB = ~1.8361 and AC = ~2.1893 Thanks from manus
 May 30th, 2016, 08:26 AM #4 Global Moderator   Joined: Dec 2006 Posts: 19,732 Thanks: 1810 The problem is considered here. There are slips in some of the proposed answers given there, but the short solution dated September 17, 2010 is correct. The steps used are not explained in detail, but it's not too difficult to provide proper justifications for them. Thanks from manus

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