tina stitched a lace border on a triangular scarf whose sides are 60cm, 60cm and 80cm. what length of lace did she use?
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the length of cloth used is the perimeter of the triangle.
i.e.length of cloth=perimeter of triangle=80+60+60=200cms.
i.e.length of cloth=perimeter of triangle=80+60+60=200cms.
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