document.write( "Question 1205301: is it possible for a triangle to have sides of 6 inches 12 inches and 17 inches?
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Algebra.Com's Answer #842002 by ikleyn(52818)![]() ![]() You can put this solution on YOUR website! . \n" ); document.write( " \r\n" ); document.write( "\r\n" ); document.write( "The necessary and sufficient condition for a triangle with side lengths \"a\", \"b\" and \"c\" to exist\r\n" ); document.write( "\r\n" ); document.write( "is fulfillment of all three \"triangle inequalities\"\r\n" ); document.write( "\r\n" ); document.write( " a + b > c,\r\n" ); document.write( " \r\n" ); document.write( " a + c > b,\r\n" ); document.write( "\r\n" ); document.write( " b + c > a.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "In your case, all three triangle inequalities are satisfied - hence, such triangle does exist.\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "It can be constructed using a compass and a straightedge (a standard procedure).\r\n" ); document.write( "\r \n" ); document.write( "\n" ); document.write( "Solved, with explanations.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "----------------------\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "On triangle inequalities, see the lesson\r \n" ); document.write( "\n" ); document.write( " - Points and Straight Lines basics \r \n" ); document.write( "\n" ); document.write( "in this site, Theorem 2.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You will be surprised to learn that triangle inequalities are very first corollaries from the basic axioms of Geometry.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "On basic procedures of constructing triangles using a compass and a straightedge see the lesson\r \n" ); document.write( "\n" ); document.write( " - How to construct a triangle using a compass and a ruler \r \n" ); document.write( "\n" ); document.write( "in this site.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Learn the subject from there.\r \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |