In polar​ coordinates, the points ​(r,theta​) and ​(minus​r,theta​) are symmetric with respect to which of the​ following?

Question

Question content area bottom
Part 1
Select all that apply.
A.
the pole​ (or origin)
B.
the line thetaequalsStartFraction pi Over 2 EndFraction
​(or y-axis)
C.
the polar axis​ (or x-axis)
D.
the line thetaequalsStartFraction pi Over 4 EndFraction
​(or yequals​x)

Answer 1

A. the pole (or origin)
C. the polar axis (or x-axis)