Which of the prisms below must have symmetry with respect to one (or more) plane(s)? (Select all that apply.)

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

You use math in day-to-day routines when grocery shopping, going to the bank or mall, and while cooking. how do you imagine you will use math in your healthcare career?

Acar travels at an average speed of 52 miles per hour. how long does it take to travel 299 miles