105k views
4 votes
A dilation is a reduction if the scale factor is _____

User Anderswelt
by
8.5k points

1 Answer

5 votes
It is the only invariant point under a dilation. may be written: Dk (x, y) = (kx, ky). If the scale factor, k, is greater than 1, the image is an enlargement (a stretch). If the scale factor is between 0 and 1, the image is a reduction (a shrink).
User Vmtrue
by
7.6k points