document.write( "Question 1057976: if the altitude of an equilateral triangle is 12 square root of 3cm, find its perimeter and area.
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Algebra.Com's Answer #672995 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "altitude of an equilateral triangle is 12√3 = 24√3/2
\n" ); document.write( "per diagram: t = 24cm
\n" ); document.write( "P = 3(24cm) = 72cm
\n" ); document.write( "A = (1/2)bh = (1/2)24*12√3 = 144√3cm^2
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