6 divided by 3.96 help

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

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.

What is the measure of angle x? answer