The Total solution for NCERT class 6-12
Area of the flower garden = 314 m2Radius of the circular portion covered by the sprinkler = 12 m∴ Area =7πr2 = 3.14 × 12 × 12= 3.14 × 144 m2 = 452.16 m2Since 452.16 m2 > 314 m2Yes, the sprinkler will water the entire garden.