Answer:
The two figures are similar. They are not solid. And there is no height to be compared.
Explanation:
The two length of the two figures are 6 units and 21 units. While the width are 3 units and 7 units respectively.
The scale factor of sides is 3.5
The figure is a shape not a solid. So, there is no height to be compared. And the two figures are similar.