The points (1, 1), (2, 3), (4, 3), and (5, 1) are the vertices of a polygon. What type of polygon is formed by these points?

Aman is 6 feet 3 inches tall. the top of his shadow touches a fire hydrant that is 13 feet 6 inches away. what is the angle of elevation from the base of the fire hydrant to the top of the man's head?

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

The average length of a king cobra is 3.7 m. the record length is 1.88 m longer than the average. how long is the record holder?