A line segment with endpoints at #(-1, 1)# and #(3, -5)# is rotated clockwise by #pi/2#. What are the new endpoints of the line segment?
1 Answer
Apr 22, 2018
Explanation:
#"assuming rotation about the origin"#
#"under a clockwise rotation about the origin of "pi/2#
#• " a point "(x,y)to(y,-x)#
#rArr(-1,1)to(1,1)#
#rArr(3,-5)to(-5,-3)#
