Is this correct? If not, may I get help on getting the answer, please help but only answer if correct, please!

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

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.

What is the area of mnp? 40 m2 60 m2 68 m2 127.5 m2