What is 10.4 as a mixed number in simplest form?

Determine the relationship of ab and cd given the following points

What is the measure of the smallest angle in the diagram? 15 29 32 45

The diagonals of a quadrilaretral intersect at (-1,4). one of the sides of the quadrilateral is bounded by (2,7) and (-3,5) determine the coordinates of the other side in order for the quadrilaretral to be a square.