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What is the difference between the perimeters of a square of side 12 cm and a regular pentagon of side 10 cm?

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1 cm

2 cm

3 cm

4 cm

answer is B.

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Detailed Solution

Perimeter of the square of side 12 cm = 4 × Side = 4 × 12 cm = 48 cm

Perimeter of the regular pentagon of side 10 cm = 5 × Side = 5 × 10 cm = 50 cm

Thus, difference between the perimeters of regular pentagon and perimeter of square = 50 cm − 48 cm = 2 cm

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