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)![]() ![]() ![]() You can put this solution on YOUR website! 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. \n" ); document.write( " |