Answer:
The answer must be c because a pyramid is built from one step to
another
The answer to this is A. 650. You find the surface area of the two cubes, then the rectangular prism, then you add them together.<span />
The answer is E. If you draw the quadrilateral out, you can clearly see what it looks like. And you can know from the coordinates that the diagonal of this quadrilateral is not equal. So it can not be rectangle. And also AB//CD and AD//BC.