document.write( "Question 308524: IF 2 sides of a triangle measure 12cm and 7cm, which of the following CANNOT be the Perimeter of the triangle?
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document.write( "A. 29cm
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document.write( "B.34cm
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document.write( "C.37 cm
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document.write( "D. 38cm \n" );
document.write( "
Algebra.Com's Answer #220599 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! IF 2 sides of a triangle measure 12cm and 7cm, which of the following CANNOT be the Perimeter of the triangle? \n" ); document.write( "------------------------------------ \n" ); document.write( "Let \"x\" be the 3rd side of the triangle: \n" ); document.write( "12-7 < x < 12+7 \n" ); document.write( "5 < x < 19 \n" ); document.write( "-------- \n" ); document.write( "Perimeter = 12 + 7 + x = 19+x \n" ); document.write( "x = perimeter - 19 \n" ); document.write( "----- \n" ); document.write( "If A is true x = 29-19 = 10 which is allowable for \"x\". \n" ); document.write( "If B is true x = 34-19 = 15 which is allowable for \"x\". \n" ); document.write( "If C is true x = 37-19 = 18 which is allowable for \"x\". \n" ); document.write( "If D is true x = 38-19 = 19 which is not allowable for \"x\". \n" ); document.write( "=========================================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "=========================================================== \n" ); document.write( "A. 29cm \n" ); document.write( "B.34cm \n" ); document.write( "C.37 cm \n" ); document.write( "D. 38cm \n" ); document.write( " \n" ); document.write( " |