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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 Length of arc
उत्तर
Radius of circle (r) = 6 cm
Angle subtended at the centre = 110°
Length of arc =`theta/360^@`× 2𝜋𝑟
=`110/360× 2 ×22/7× 6`
=`232/21`cm
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