The radious of circle field 105m.the area obtained by a sector of angle 72 digree is used for paddy growing .the perimeter of the sector is.
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Step-by-step explanation:
Area of sector = Angle/360 × πr²
= 72/360 × 22/7 × 105 × 105
= 22 × 3 × 105
= 6930 m²
Perimeter of sector = Angle/360 × 2πr
= 72/360 × 2 × 22/7 × 105
= 2 × 22 × 3
= 132 m
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