What will happen to the area of rectangle, if(i) Its length and breadth are doubled?(ii) Its length is doubled and breadth is tripled?
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(i) let length=3,breadth=4
so if they are doubled
area of rectangle=4×2×3×2=8×6=48
(ii) let length=2 breadth=4
area=2×3×4×3=6×12=72
this is how to slove
so if they are doubled
area of rectangle=4×2×3×2=8×6=48
(ii) let length=2 breadth=4
area=2×3×4×3=6×12=72
this is how to slove
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