Drag the words to identify the hypothesis and conclusion of the following statement: A rectangle must have four congruent angles. A polygon is a rectangle.
The polygon has four congruent angles.

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.