Question 1055350
let {{{ P }}} = perimeter
{{{ L }}} = length
{{{ W }}} = width
The formula for perimeter of a rectangle is:
{{{ P = 2L + 2W }}}
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{{{ 1100 = 2L + 2*( L - 130 ) }}}
{{{ 1100 = 2L + 2L - 260 }}}
{{{ 4L = 1360 }}}
{{{ L = 340 }}}
and
{{{ W = L - 130 }}}
{{{ W = 340 - 130 }}}
{{{ W = 210 }}}
The length is 340 mi
The width is 210 mi
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check:
{{{ P = 2L + 2W }}}
{{{ P = 2*340 + 2*210 }}}
{{{ P = 680 + 420 }}}
{{{ P = 1100 }}}
OK