Aquarter circle is attached to the side of a square as shown.

what is the best approximation for the area of this figure?

use 3.14 to approximate pi.

82.2 cm²

114.2 cm²

164.5 cm²

268.1 cm²

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.