document.write( "Question 1104170: If points A, B, C and D and collinear, and C is the midpoint of AB and B is the midpoint of AD and the length of AD is 24, what is the length of CD? \n" ); document.write( "
Algebra.Com's Answer #718902 by josgarithmetic(39620)![]() ![]() ![]() You can put this solution on YOUR website! As a start, draw what the description says.\r \n" ); document.write( "\n" ); document.write( "From left to right on the line are points A, C, B, D.\r \n" ); document.write( "\n" ); document.write( "Let AC=x=CB.\r \n" ); document.write( "\n" ); document.write( "From this you find AB=2x, and BD=2x, and given is AD=24.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Can you finish and find length CD ? \n" ); document.write( " |