PLSS HELP ME BEFORE WINTER BREAK I WILL GIVE

Determine whether the quadrilateral below is a parallelogram. justify/explain your answer (this means back it up! give specific information that supports your decision. writing just "yes" or "no" will result in no credit.)

Acomposition of transformations maps δxyz to δx"y"z". the first transformation for this composition is , and the second transformation is a 90° rotation about point x'.

The area of each triangle is 7 square units. the surface area of the triangular prism is