The area of a circle is 1540000 sq cm, then find the radius of the circle in metres.
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We know that Area of circle = π×r×r
π×r×r = 1540000 sq cm
22/7×r×r = 1540000 sq cm
r×r = 154000/22/7 sq cm
r×r = 49000 sq cm
r = √490000 sq cm
r = 700 cm
Radius = 700 cm
Radius in meter= 700/100 = 7 mt
[ We know that 100 cm = 1m]
Ans = 7 m
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