Find the area of a circle with the diameter of 3 centimeters use. 3.14 for pi

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.

Could someone me with this question i’ve been stuck on it for 20 minutes

Which of the following is best modeled using a linear equation y=ax+b, where a is less than 0?