A cosine curve has a period of 2π, an amplitude of 4, a left phase shift of pi/2, and a vertical translation down 2 units.

Which system of linear inequalities is represented by the graph? !

Aiden drives to school and back each day. the school is 16 miles from his home. he averages 40 miles per hour on his way to school. if his trip takes 1 hour, at approximately what speed does aiden drive home?

How do you find the area of a triangle