A road roller takes 750 complete revolutions to move once over to level a road. The diameter of the road roller is 84 cm and its length is 1 m. Then, the area of the road, that is being levelled, is: [ use π = \(\frac {22}{7}\)]
1
1765 m2
2
1624 m2
3
1890 m2
4
1980 m2