The right rectangular prisms are similar. The bigger prism has a length of 2.2, width of .8, and height of 3.2. The smaller prism has a length of 1.1, width of .4, and height of 1.6. Which statements are correct? Check all that apply.

- The angles in the smaller prism measure 90 degrees.

- The perimeter of the rectangular bases changes by a factor of 2.

- The surface area changes by a factor of 8.

- The larger prism has twice the volume of the smaller prism.

- The area of the rectangular bases changes by a factor of 4.