Free points just answer thsi with whatever you want I guess haha

Evaluate 4 a for a = 5 2/3 . express your answer in simplest form.

Which of these triangle pairs can be mapped to each other using two reflections?

10 ! a train starts from grand city and travels toward belleville 388 miles away. at the same time, a train starts from belleville and runs at the rate of 47 miles per hour toward grand city. they pass each other 4 hours later. find the rate of the train from grand city.