document.write( "Question 129950: The length of each side of an equilateral triangle is 22 centimeters. Find the altitude of the triangle. \n" ); document.write( "
Algebra.Com's Answer #94937 by checkley71(8403)\"\" \"About 
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THE HEIGHT OF AN EQILATERAL TRIANGLE FORMS A RIGHT TRIANGLE WITH AN HYPOTENUSE OF 22CM. & A BASE OF 22/2=11 CM.
\n" ); document.write( "USING THE PYTHAGOREAN THEOREM A^2+B^2=C^2 WE HAVE:
\n" ); document.write( "11*2+B^2=22^2
\n" ); document.write( "121+B^2=484
\n" ); document.write( "B^2=484-121
\n" ); document.write( "B^2=363
\n" ); document.write( "B=SQRT363
\n" ); document.write( "B=19.05 ANSWER FOR THE THIRD SIDE OR HEIGHT OF THIS TRIANGLE.
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