When the circumference of the circle is 28.27 meters, the radius of the circle is: A- 4.5 meters
B- 9 meters
C- 56.54 meters
D- 87.96 meters

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.