Solve for x and y. Please help!!

Is trapezoid abdc the result of a dilation of trapezoid mnpq by a scale factor of ? why or why not? yes, because ab and cd are each the lengths mn and qp. yes, because sides ab and cd are parallel to sides mn and qp. no, because ab is the length mn but cd is the length qp. no, because sides ab and cd have different slopes from sides mn and qp.

X-10/4 when x = –18 a 7 b –2 c –7 d 2

Determine if the outside temperature is a function of the time of day or if the time of day is a function of temperature and explain why or why not.