Question

How mush lace will be needed to put around a square cushion of side 56 cm ? What will be cost of the lace required , if the lace cost Rs 9 per cm ?​

Answer 1

Answer:

1. Perimeter of square cushion = 4s = 4 * 56 = 224 cm

2. Cost of lace = 9 * 224 = 2016 rupees

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Answer 2

Answer:

Side of square cushion = 56 cm

Perimeter = 4 × 56 cm = 224 cm

Hence, 224 cm lace will be required to put around the square cushion.

Cost of lace per cm = Rs.9

Therefore, total cost = Rs.9 × 224 = Rs.2016