Two lines and intersect at the point R.
The reflection of R in the xy-plane has coordinates:
(2,-4,7)
(2,4,7)
(-2,4,7)
(2,-4,-7)
Image of a point -
Let be the image of point in the plane
will be given by the formula
-
Point on line 1
Point on line 2
At point R =
....................(1)
..................(2)
....................(3)
Solving any 2 equations out of (1),(2) and (3)
point R (2 , -4 , 7 )
Reflection of R in xy plane is ( 2, -4, -7 ).
(2,-4,7)
Option 2)(2,4,7)
Option 3)(-2,4,7)
Option 4)(2,-4,-7)
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