document.write( "Question 23021: a 3 foot pole casts a shodow of 4 feet. how tall is a tree with a shodow of 16 feet \n" ); document.write( "
Algebra.Com's Answer #11429 by rapaljer(4671)\"\" \"About 
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Let x = height of the tree, and set up a ratio: \r
\n" ); document.write( "\n" ); document.write( "\"+%28Height%29%2F%28Shadow%29=3%2F4=x%2F16\"\r
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\n" ); document.write( "\n" ); document.write( "Solve for x by cross multiplying:\r
\n" ); document.write( "\n" ); document.write( "4x= 3*16
\n" ); document.write( "4x=48
\n" ); document.write( "x=12 feet\r
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\n" ); document.write( "\n" ); document.write( "R^2 at SCC
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