document.write( "Question 219111: Equilateral triangle ABC has a side length of 400 cm, and a perimeter equal to 100 times the perimeter of equilateral triangle DEF. How long is each side of triangle DEF? \n" ); document.write( "

Algebra.Com's Answer #164847 by checkley77(12844) $\"\"$ $\"About$

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perimeter=3*400=1,200 cm.
\n" ); document.write( "(1,200/100)/3=12*1/3=4 cm. answer for the sides of the smaller triangle.
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