find the breadth of rectangle whose length is doubleof its breadth and perimetre is 720m
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l=2b
and
2(l+b)=720
3l=360
l=120
b=120/2
b=60
ar. of rect. =l*b
=60*120
=7200m sq.
and
2(l+b)=720
3l=360
l=120
b=120/2
b=60
ar. of rect. =l*b
=60*120
=7200m sq.
this is wrong answer
yes this is the wrong answer
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