document.write( "Question 807838: Here is the question.
\n" ); document.write( " Expert trails at ski resorts are designated as double black diamond trails. If the top and bottom of the diamond on a sign are 30 angles and the diamond is 30 cm tall from top to bottom, what is the area of the diamond to the nearest tenth of a square centimetre?
\n" ); document.write( "Here is my answer, I'm not sure if it full understand the question that's why I'm asking.
\n" ); document.write( "tan15=x/15\r
\n" ); document.write( "\n" ); document.write( "x=tan15(15)\r
\n" ); document.write( "\n" ); document.write( "x=4.02
\n" ); document.write( "4.02+4.02=8.04\r
\n" ); document.write( "\n" ); document.write( "Area=(b(h))/2\r
\n" ); document.write( "\n" ); document.write( "Area=(8.04(15))/2\r
\n" ); document.write( "\n" ); document.write( "Two triangles in a diamond
\n" ); document.write( "Area=60.3(2)
\n" ); document.write( "The area of the diamond is 120.6 sq. cm.
\n" ); document.write( "Is that right?
\n" ); document.write( " \n" ); document.write( "

Algebra.Com's Answer #486559 by rothauserc(4718) $\"\"$ $\"About$

You can put this solution on YOUR website!
There are two diamonds on a \"double black diamond trail sign\", but
\n" ); document.write( "the problem only asks for the area of one of them so
\n" ); document.write( "you are correct :-)\r
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

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