the cell phone company charges michael a late fee of $3.84 per day until the balance is paid. if michael is 8 days late what is the change in michael’s bank account

What is the area of triangle abc if a = 8, b = 11, and c = 15?

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

A3-dimensional figure has a square base and 4 lateral faces that meet at a point. explain the difference between the cross sections when a slice is made perpendicular to the base through the vertex, and when a slice is made perpendicular to the base and not through the vertex