a square handkerchief whose side in 5 cm is to be decorated with lace its boundary find the cost of lace used if it cost rupees 5 per cm
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Step-by-step explanation:
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Answer:
ans= 20Rs
Step-by-step explanation:
perimeter of square = s×s
= 5cm×4
= 20cm
cost of lace used if it cost ruppes 5 per cm=
= 20÷5
= 4 × 5
= ₹20
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