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प्रश्न
Select the correct option from the given alternatives :
156° is equal to
पर्याय
`((17pi)/5)^"c"`
`((13pi)/15)^"c"`
`((11pi)/15)^"c"`
`((7pi)/15)^"c"`
उत्तर
156° is equal to `((13pi)/15)^"c"`
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