document.write( "Question 1013829: the second side of a triangle is 3 times the first side. the third side is 2 and a half times the first side. the perimeter is 60 feet, find the length of each side. \n" ); document.write( "

Algebra.Com's Answer #630132 by ikleyn(52779) $\"\"$ $\"About$

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\n" ); document.write( "the second side of a triangle is 3 times the first side. the third side is 2 and a half times the first side.
\n" ); document.write( "the perimeter is 60 feet, find the length of each side.
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document.write( "Let a be the length of the 1-st side,\r\n" );
document.write( "    b be that of the 2-nd side,\r\n" );
document.write( "    c be that of the third side.\r\n" );
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document.write( "From the condition, b = 3a, c = 2.5a, and you have an equation\r\n" );
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document.write( "a + b + c = p,   or\r\n" );
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document.write( "a + 3a + 2.5a = 60,   or\r\n" );
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document.write( "6.5a = 60.\r\n" );
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document.write( "Hence, a =  9.231 ft.\r\n" );
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