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प्रश्न
Complete the table below.
| Radius (r) | Diameter (d) | Circumference (c) |
| ...... | 28 cm | ...... |
उत्तर
Diameter, d = 28 cm
Radius, r = `"d"/2=28/2` = 14 cm
∴ Circumference, c = 2πr
= `2xx22/7xx14`
= 88 cm
| Radius (r) | Diameter (d) | Circumference (c) |
| 14 cm | 28 cm | 88 cm |
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