in a circle of diameter 40cm the length of a chord is 20cm. find the length of minor arc corresponding to the chord.
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radius=20cm
chord=20cm
all side are equal so angle 60°
length of Minor arc=theta/360°*2π*r
=60°/360°*2*22/7*20
20.95cm
chord=20cm
all side are equal so angle 60°
length of Minor arc=theta/360°*2π*r
=60°/360°*2*22/7*20
20.95cm
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