Need help please . This assessment is real hard :( .

Find the distance between the pair of points a(-1,8) and b(-8,4)

38 points and brainliest plz answer question in word document

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'?