document.write( "Question 316537: What is the perimeter of a 45°-45°-90° triangle with a hypotenuse length of 28 feet? (Please round to the nearest whole number.)
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Algebra.Com's Answer #226439 by Fombitz(32388) $\"\"$ $\"About$

You can put this solution on YOUR website!
Use the Pythagorean theorem to find the side length, s.
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\n" ); document.write( " $\"s%5E2=28%5E2%2F2\"$
\n" ); document.write( " $\"s=28%2A%28sqrt%282%29%2F2%29=14sqrt%282%29\"$
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\n" ); document.write( " $\"P=28%2B2s\"$
\n" ); document.write( " $\"highlight%28P=28%2B28sqrt%282%29%29\"$
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