document.write( "Question 310709: The base of a triangle is 15 inches and its area is 60 square inches. Find the area of a similar triangle of altitude 3. \n" ); document.write( "
Algebra.Com's Answer #222254 by checkley77(12844)\"\" \"About 
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AREA=BH/2
\n" ); document.write( "60=15H/2
\n" ); document.write( "15H=120
\n" ); document.write( "H=120/15
\n" ); document.write( "H=8 ANS FOR THE HEIGHT.
\n" ); document.write( "8/15=3/X
\n" ); document.write( "8X=45
\n" ); document.write( "X=45/8
\n" ); document.write( "X=5.625 ANS. FOR THE BASE OF THE SIMILIAR TRIANGLE.
\n" ); document.write( "PROOF:
\n" ); document.write( "8/15=3/5.625
\n" ); document.write( "15*3=8*5.625
\n" ); document.write( "45=45
\n" ); document.write( "
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