A prism has volume 100 cm' and length 8 cm. If the cross-section is an equilateral triangle, find the length of a side of the triangle

What is the measure of angle afe? 79 81 91 99

The pyramid below was dissected by a horizontal plane which shape describes the pyramid horizontal cross section

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.