document.write( "Question 772864: a parallelogram has a side of 12cm and 20cm long,if the shorter altitude is 6cm how long is the other altitude. \n" ); document.write( "
Algebra.Com's Answer #471152 by jim_thompson5910(35256)\"\" \"About 
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A = b*h/2\r
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\n" ); document.write( "\n" ); document.write( "A = 20*6/2\r
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\n" ); document.write( "\n" ); document.write( "A = 120/2\r
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\n" ); document.write( "\n" ); document.write( "A = 60\r
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\n" ); document.write( "\n" ); document.write( "A = b*h/2\r
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\n" ); document.write( "\n" ); document.write( "60 = 12*h/2\r
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\n" ); document.write( "\n" ); document.write( "60 = 6*h\r
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\n" ); document.write( "\n" ); document.write( "60/6 = h\r
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\n" ); document.write( "\n" ); document.write( "10 = h\r
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\n" ); document.write( "\n" ); document.write( "h = 10\r
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\n" ); document.write( "\n" ); document.write( "So the other altitude is 10 cm
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