The perimeter of a rectangle is 36 cm. What will be length and breadth (in natural numbers) of that rectangle whose area is (i) maximum? (ii) minimum?
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Perimeter of rectangle= 2(l+b)
36= 2(l+b)
18= l+b
l= 10cm and b=8cm
(i) maximum area
length×breadth
10×8=80cmsq.
(ii) minimum area
l=16cm b=2cm
length×breadth
16×2=32cmsq.
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