document.write( "Question 351066: if the sides of an equilateral triangle are 9cm, calculate the height of the triangle. \n" ); document.write( "
Algebra.Com's Answer #250926 by edjones(8007)\"\" \"About 
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The altitude of the triangle bisects the base, forming two 30-60-90 right triangles with sides in the proportion, base: 1, hypotenuse: 2 and height: sqrt(3).
\n" ); document.write( "Since the base is 4.5 cm then the height is 4.5sqrt(3) cm.
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