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प्रश्न
To find the distance around a circular disc, multiply the diameter of the disc by 3.14. What is the distance around the disc when the diameter is 18.7 cm?
उत्तर
Given,
Distance around a circular disc = Diameter of disc × 3.14
Diameter of disc = 18.7 cm
Distance around a circular disc = 18.7 × 3.14 = 58.718 cm
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