A 15 foot ladder leans against the side of a building. If the base of the latter is 6 feet from the bottom of the wall, which expression can be used to find the angle formed by the ladder and the ground.

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.

Which number completes the system of linear inequalities represented by the graph? y> 2x – 2 and x + 4y 2 et 2 3 4

James was playing a game with his friends. he won 35 points. then he lost 15, lost 40 and won 55. how did he come out