Respuesta :

C= πd

A=πr²

1. 18·π= 56.5cm

2. 24·π= 75.4yds

3. 2.5·π= 7.9mi

4. 14.5²π= 660.5m²

5. 10.5²π= 346.4ft²

6. 18.25²π= 1046.3in²

1. 56.55cm
2. 75.4yd
3. 7.85mi
4. 651.44m
5. 346.36ft
6. 1046.35in