Find the measure of one interior angle in each regular polygon. Round to the nearest tenth if necessary

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.

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?

Which number produces an irrational number multiplied by 1/3