Pre-image ABCD was dilated to produce image AꞌBꞌCꞌDꞌ. What is the scale factor of the similar figures? Enter the answer in simplest form. Two quadrilaterals labeled A B C D and A-prime, B-prime, C-prime, D-prime. Quadrilateral A B C D is larger than the other quadrilateral, which is to the right of quadrilateral A B C D. Side A D is labeled twenty, and side A-prime, D-prime is labeled eight.