Which of the following sets represents the domain of the function shown? {(2, 7), (15, 13), (21, -4), (24, 18)}

1. {-4, 7, 13, 18)
2. {(7,2), (13, 15),(-4, 21), (18, 24)}
3. {-4, 2, 7, 13, 15, 18, 21, 24}
4. (2, 15, 21, 24)

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

The legs of a right triangle measure 6 meters and 8 meters. what is the length of the hypotonuse.

When a 757 passenger jet begins its descent to the ronald reagan national airport in washington, d.c., it is 3900 feet from the ground. its angle of descent is 6 degrees. how far must the plane fly to reach the run way? a. 37,106 ft b. 37,310.4 ft c. 23,456.6 ft d 2,492.7 ft