# Point A is at #(-5 ,9 )# and point B is at #(-1 ,7 )#. Point A is rotated #(3pi)/2 # clockwise about the origin. What are the new coordinates of point A and by how much has the distance between points A and B changed?

##### 1 Answer

Feb 6, 2018

New coordinates of A (-9, -5) & the distance changed (increase) = 9.95 units

#### Explanation:

A(-5,9), B(-1,7)

With clockwise rotation by

Point A moves from III quadrant to IV quadrant.

Using distance formula,