document.write( "Question 1182791: All triangles in the spiral below are right-angled. The spiral is continued anticlockwise.
\n" ); document.write( "Prove that X0^2+X1^2+X2^2+...+Xn^2=X0^2*X1^2*X2^2*...*Xn^2
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Algebra.Com's Answer #812876 by greenestamps(13200)\"\" \"About 
You can put this solution on YOUR website!


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\n" ); document.write( "I don't know how to do it myself; but apparently it is quite easy.

\n" ); document.write( "Upload the picture to any one of a number of free picture hosting sites and provide the link to that picture in your post to this forum.
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