Given vectors u = (2, -3) and v = (1, -1), what is the measure of the angle between the vectors? 11.3°
78.9°
92.2°
101.30

Aperpendicular bisector, cd is drawn through point con ab if the coordinates of point a are (-3, 2) and the coordinates of point b are (7,6), the x-intercept of cd is point lies on cd.

Landon wrote that 3−2.6=4. which statement about his answer is true?

One hectometer is a) 1/1000 of a meter. b) 1/100 of a meter. c) 10 meters. d) 100 meters. e) 1000 meters.