Find the circumference of the circle with diameter 7.5 cm in metres. (Take n = 3.14)
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Given,
- Diameter of circle = 7.5 cm
- We know that, 100cm = 1m
- 7.5cm = 0.075m
- Find: Circumference of circle: 2πr (or) πd
- Circumference = π × 0.075
- Circumference = 3.14 × 0.075
- = 0.2355 m
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