1.   If two similar solids have a scale factor of 5:4, what is the ratio of their surface areas?
    A. 5:4 B. 125:64
    C. 25:16 D. 4:5
    Hint

  2.   Which statement is true?
    A. Doubling the edge length of a cube multiplies the surface area by 8.
    B. All pyramids are similar
    C. Doubling the edge length of a cube multilies the volume by 8.
    D. All cylinders are similar.
    Hint

  3.   Determine if the two square pyramids are similar, congruent or neither.
   
    A. similar, scale factor = 2:3
    B. congruent
    C. neither
    D. similar, scale factor = 4:5
    Hint

  4.   Find the ratio of the surface areas of these two spheres.
   
    A. 4:01 B. 2:01
    C. 8:01 D. 16:01
    Hint

  5.   These two square pyramids are similar. Find h. (Round to the nearest hundredth.)
   
    A. 10.24 ft. B. 16.00 ft.
    C. 5.00 ft. D. 16.48 ft.
    Hint



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