1. Two angles supplementary to congruent angles are supplements True/False 2. The Converse of a false conditional is always true, True/False
3. Postulates may not be used as reasons in a proof, True/False

Convert 2000 swiss francs to dutch guilders

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.

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !