Jade and Eros practice piano over the weekend.
Jade practices for 20 minutes.
Eros practices for 50 minutes. find how much longer Eros practices piano than Jade does.

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'?