If point B(-6, 21) is the image of point A after a dilation
centered at the origin with scaling factor of 3 then
which of the following are the coordinates of A?
O (-18, 63)
O (-2,7)
O (-3, 24)
(-9, 18)

If point B6 21 is the image of point A after a dilation centered at the origin with scaling factor of 3 then which of the following are the coordinates of A O 1 class=