Drawing circles

This task is about radius and circles.
Practical task
Your task is to draw a bull's-eye target.
Use your compass and a ruler to draw four circles around the centre point below. Each circle has a different radius.
The table below shows the radius measurements for each circle you need to draw.
 
Circle
Radius
1
1 cm
2
2 cm
3
5 cm
4
7 cm