A rectangle is twice as long as it is wide if it is bordered by a strip by a strip 2m wide its area is increase by 160 sq m what are the dimensions
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l =2b
let the breath be b
area=l×b
=2b×b
=2bsqure
2bsquare=160
b=80m
breadth =80m
lemgth=160m
let the breath be b
area=l×b
=2b×b
=2bsqure
2bsquare=160
b=80m
breadth =80m
lemgth=160m
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