document.write( "Question 539773: how to get a 30 60 90 triangles ? \n" ); document.write( "

Algebra.Com's Answer #353547 by josmiceli(19441) $\"\"$ $\"About$

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The sides are in the ratios 1 : sqrt(3) : 2
\n" ); document.write( "where 2 is the hypotenuse
\n" ); document.write( "To construct:
\n" ); document.write( "(1) choose a point on a horizontal line
\n" ); document.write( "(2) mark off 1 unit from this point ( any units )
\n" ); document.write( "(3) At this 2nd point, erect a vertical line
\n" ); document.write( "(4) Now swing an arc 2 units long from the starting point
\n" ); document.write( "until it intersects the vertical line
\n" ); document.write( "(5) You have constructed a 30-60-90 triangle \n" ); document.write( "

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