Merly wants to sew a lace around a circular tablecloth. Its radius is 30 cm. How many centimeters of lace will she need?
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Answer:
188.4 cm
Step-by-step explanation:
radius of the tablecloth = 30cm
circumference = length of cloth required = 2πr
=2 × 22÷7 × 30
=188.4 cm
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