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Rather similar to the angle-bisector questions above, is it possible to determine the sides of a triangle, given the perpendicular distances from the circumcentre to the sides?…81.151.247.173 00:09, 4 February 2007 (UTC)
Please inform me what are rectangular numbers—Preceding unsigned comment added by 168.167.72.20 (talk • contribs)
Can I have the set-builder notation for "x must be in the set of all integers"?
I know that it is usually represented by the letter I (or Z?) , but how can I express that x must be a member of that set e.g. for a formula?
86.146.72.220 10:55, 4 February 2007 (UTC)