kaylamarie124
kaylamarie124
03-07-2018
Mathematics
contestada
what us the length of the longer side?
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gmany
gmany
03-07-2018
The perimeter:
[tex]P=2\cdot(3x+3)+2\cdot2x=6x+6+4x=10x+6\\\\P=146\ units\to10x+6=146\ \ \ |-6\\\\10x=140\ \ \ |:10\\\\x=14\ units[/tex]
The length of the longer side:
[tex]3x+3=3\cdot14+3=42+3=45\ units[/tex]
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