【题目】填表.
圆的半径/cm | 圆的直径/dm | 圆的周长/cm | 圆的面积/cm2 |
3 | (______) | (______) | (______) |
(______) | (______) | 28.26 | (______) |
(______) | 20 | (______) | (______) |
(______) | 12 | (______) | (______) |
(______) | (______) | 25.12 | (______) |
(______) | (______) | (______) | 3.14 |
【题目】填表.
圆的半径/cm | 圆的直径/dm | 圆的周长/cm | 圆的面积/cm2 |
3 | (______) | (______) | (______) |
(______) | (______) | 28.26 | (______) |
(______) | 20 | (______) | (______) |
(______) | 12 | (______) | (______) |
(______) | (______) | 25.12 | (______) |
(______) | (______) | (______) | 3.14 |