Q 27. In a CAD package, mirror image of a 2D point
is to be obtained about a
line which passes through the origin and makes an angle of 
counterclockwise
with the X-axis. The coordinates of the transformed point will be
(A) (7.5, 5)
(B) (10, 5)
(C) (7.5, –5)
(D) (10, –5)
Answer: (B )
Explanation:
