1.   Name the figure.
   
    A. cone B. cylinder
    C. pyramid D. sphere
    Hint

  2.   The radius of a cone is 6 inches. The height is 12 inches. If the radius of the cone is tripled and the height remains the same, what is the volume of the new cone?
    A. 6107.3 cubic inches B. 16,286.0 cubic inches
    C. 4071.5 cubic inches D. 24,429.0 cubic inches
    Hint

  3.   What happens to the volume of a pyramid if the height is tripled?
    A. The new pyramid has a volume nine times the original. B. The new pyramid has a volume three times the original.
    C. There is no difference in volume. D. None of these is correct.
    Hint

  4.   Find the volume of a pyramid 420 feet high and with a base measuring 721,000 square feet.
    A. 42,394,800,000 cubic feet B. 21,197,400,000 cubic feet
    C. 100,940,000 cubic feet D. 151,410,000 cubic feet
    Hint

  5.   What is the volume of a cone with a diameter of 21 cm and a height of 33 cm? Round to the nearest tenth.
    A. 371.5 cm3 B. 363.1 cm3
    C. 3,993.6 cm3 D. 11,980.7 cm3
    Hint



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