What is the measure of ∠C? * then after you find the measure of angle C, find angle D
This is a trapezoid

Marcus needs to rewrite f(x) = x2 + 6x + 4 in vertex form.

Asalesperson earns $320 per week plus 8% of her weekly sales. the expression representing her earnings is 320 + 0.08x. which of the following describes the sales necessary for the salesperson to earn at least $1000 in the one week?

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup