if the arce form at 72degree and the radius =42 cm the find the length of the arce
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=72/360×2×22/7×42cm
=5×2×22/7×42cm
=22/7×84×5cm
=110/7×84cm
=110×12cm
=1320cm
=5×2×22/7×42cm
=22/7×84×5cm
=110/7×84cm
=110×12cm
=1320cm
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pravishal353:
wrong
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