If the point (a, b) is in the fourth quadrant, in what quadrant is (a, -b)? (-a, b)? (-a,-b)? (-b, a)

Listed below are the measured radiation absorption rates? (in w/kg) corresponding to 11 cell phones. use the given data to construct a no plot and identify the 5- number summary

Which choice represents the sample space ,s for this event

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.