document.write( "Question 163919: smithville is 70 miles from johnstown and tomstown is 90 miles from johnstown, which is a possible distance? A. 200 B. 150 C. 10 or D. 5\r
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document.write( "This is not a text book question... something doesn't seem right...wondering if numbers were misprinted. Thank you! \n" );
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Algebra.Com's Answer #120773 by scott8148(6628) You can put this solution on YOUR website! picture johnstown as the center of a circle\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "smithville is on a circle with a 70 mi radius and tomstown is on a circle with a 90 mi radius\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if they are on the same side of the circles (in the same direction from johnstown) \n" ); document.write( "__ the closest they can be is 20 mi (90-70)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "if they are on opposite sides of the circles (opposite directions from johnstown) \n" ); document.write( "__ the farthest apart they can be is 160 mi (90+70)\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "there is only one answer between 20 and 160 \n" ); document.write( " |