can someone please help me with these questions? I’m not sure how or when to use Sin, Cos nor Tan. I’m confused which numbers to use... thanks!

The inside wheels of a car traveling on a circular path are rotating half as fast as the outside wheels. the front two wheels are six feet apart. what is the number of feet in the path traced by the inside front wheel in one trip around the circle? express your answer in the form "k \pi", where k is an integer.

Question 5 spring semester final exam math evaluate

Janet drove 300 miles in 4.5 hours. write an equation to find the rate at which she was traveling