Can somebody help me on this please

(60 points) explain this in detail

Two consecutive negative integers have a product of 30. what are the integers?

Quadrilateral efgh was dilated with the origin as the center of dilation to create quadrilateral e'f'g'h'. the quadrilateral was dilated using a scale factor of 2.5. the lengths of the sides of quadrilateral efgh are given. what is the length of side f'g'?