document.write( "Question 120210: Find the area of an equilateral triangle whose side length is 8. \n" ); document.write( "
Algebra.Com's Answer #88092 by checkley71(8403)![]() ![]() ![]() You can put this solution on YOUR website! AREA=1/2BH \n" ); document.write( "TO FIND THE HEIGHT WE HAVE A RIGHT TRIANGLE WITH THE HYPOTENUSE=8 & ONE SIDE=4 \n" ); document.write( "8^2=4^2+X^2 WHERE X IS THE HEIGHT. \n" ); document.write( "64=16+X^2 \n" ); document.write( "X^2=64-16 \n" ); document.write( "X^2=48 \n" ); document.write( "X=SQRT48 \n" ); document.write( "X=6.928 FOR THE HEIGHT. \n" ); document.write( "AREA=1/2*8*6.928 \n" ); document.write( "AREA=27.71 ANSWER. \n" ); document.write( " \n" ); document.write( " |