A cow is tied on the corner of a rectangular field of size

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A cow is tied on the corner of a rectangular field of size 30 m ×20 m by a 14m long rope. The area of the region, that she can graze,
is (use π = 22/7) :

1. 350 m²
2. 196 m²
3. 154 m²
4. 22 m²

Correct Option: C

Using Rule 17,

Required area =	π	r²
	4

=	22 × 14 × 14	= 154m²
	7 × 4