Atv station has 11 min. of commercials for each 60 min. of air time. what percent of air time is used for commercials?

Statement: if two points are given, then exactly one line can be drawn through those two points. which geometry term does the statement represent? defined term postulate theorem undefined term

Which statement justifies why angle ebc measures 90?

Bob is putting books on a shelf and takes a break after filling 18 1/2 inches on the book shelf. the book shelf is now 2/3 full. how long is the entire bookshelf?