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प्रश्न
In circle of radius 6cm, chord of length 10 cm makes an angle of 110° at the centre of circle find The area of sector
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उत्तर
Radius of circle (r) = 6 cm
Angle subtended at the centre = 110°
Area of sector =`theta/360^@× pir^2`
=`110/360×22/7× 6 × 6`
=`232/7 cm^2`
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