Which of the vectors a = (1,2), b = (0,1), c = (−2,−4), u = (−2,1) , v = (2,4), w = (−6,3) are: Orthogonal?

In the same direction?

In opposite directions?

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.

Mr.walker is looking at the fundraiser totals for the last five years , how does the mean of the totals compare to the median?

Qrst is a parallelogram. determine the measure of ∠q pls