Can anyone help prove that R in the attached figure is = 1/2 X (ABXBC)
Thanks Nakul
]]>http://www.mathisfunforum.com/profile.php?id=2080012017-08-17T08:51:49Zhttp://www.mathisfunforum.com/viewtopic.php?pid=400519#p400519Alright, try to include a image of your completed work.]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-15T17:29:10Zhttp://www.mathisfunforum.com/viewtopic.php?pid=333169#p333169Ok yes, but we don't need the first three as the ab /ac is a ratio, so we can in fact start from any circle number and construct the chain - on a spreadsheet program, but for paper and compass exercise we ended all the circles 1,2 and 3. I will construct using compass and let you know the steps... Thanks so much.]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-15T17:11:34Zhttp://www.mathisfunforum.com/viewtopic.php?pid=333166#p333166You got the first 3? Then go ahead with the rest and let me know how you do.]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-15T16:41:59Zhttp://www.mathisfunforum.com/viewtopic.php?pid=333150#p333150Got it, the open office calc program has a challenge in terms of making a bubble chart that is relative rather than absolute area size. Next is the construction using compass and scale... Thanks for the help...]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-15T16:34:25Zhttp://www.mathisfunforum.com/viewtopic.php?pid=333147#p333147Find the 3 circles that form the Arbelos first.]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-13T20:43:02Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332561#p332561ohhh, it is 2 am in the morning, i think i will get back to this later in the day tomorrow .., thanks for helping, i will continue to find the solution ... in the meantime if you have any suggestions please let me know ... Thanks in advance]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-13T20:41:25Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332559#p332559If you do not start with the right radius how can the circles touch?]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-13T20:39:12Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332558#p332558maybe i should calculate the points of tangency ad see if these lie on the circle circumference]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-13T20:38:11Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332557#p332557right But the p1 and P2 and P3 and so on .. itself are not touching each other ... these are only dependent on the ratio, so these should touch, or am i missing something here ...]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-13T20:35:47Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332556#p332556
r = AB / AC, that is what you need to have first.
]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-13T20:34:07Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332554#p332554As i understood, r is a ratio, AB/ AC = 1/2, ... even if the value are a and b the ratio is what will get used on the formula's...is my understanding correct?]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-13T20:32:17Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332552#p332552Looking at their diagram I do not think that AB is half of AC.]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-13T20:30:06Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332550#p332550AB and AC, AB=1 and AC=2 for r = 0.5]]>http://www.mathisfunforum.com/profile.php?id=2080012014-09-13T20:28:22Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332548#p332548Then you do not have AB and AC?]]>http://www.mathisfunforum.com/profile.php?id=337902014-09-13T20:27:24Zhttp://www.mathisfunforum.com/viewtopic.php?pid=332547#p332547