Of each composite figure.
2.
4 mm
3 mm
- 9 mm
20 mm
I
9 mm
12 mm

Asmall business produces and sells balls. the fixed costs are $20 and each ball costs $4.32 to produce. each ball sells for $8.32. write the equations for the total cost, c, and the revenue, r, then use the graphing method to determine how many balls must be sold to break even.