Radius of a circle with centre o is increased by 7% the area is increasedby
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Take radius as 700mm
the area will be 22/7×700×700
=1540000
when radius is increased by 7%
then the radius will be 749
area 22/7×749×749
=1763146
increased area
1763146-1540000=223146
percent =223146/1540000×100
=14.49
the area will increase by 14.49 percent
the area will be 22/7×700×700
=1540000
when radius is increased by 7%
then the radius will be 749
area 22/7×749×749
=1763146
increased area
1763146-1540000=223146
percent =223146/1540000×100
=14.49
the area will increase by 14.49 percent
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