A special truck cleans the surface of the ice shown above. The figure is composed of a square and two semicircles. If the truck clens the entire surface, how many square meters of ice will the track clean? Round your answer to the nearest tenth

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.