1.   Find the surface area of the cone to the nearest tenth.
   
    A. 197.9 in2 B. 452.4 in2
    C. 351.9 in2 D. 301.6 in2
    Hint

  2.   Find the lateral area of the regular pyramid.
   
    A. 240 cm2 B. 180 cm2
    C. 300 cm2 D. 120 cm2
    Hint

  3.   Find the surface area of the triangular pyramid with a base of an equilateral triangle with length of 4. The faces are isosceles triangles with a slant height of 6 units. (Round to the nearest tenth.)
   
    A. 98.1 sq. units B. 85.6 sq. units
    C. 102.9 sq. units D. 42.9 sq. units
    Hint

  4.   Find the lateral area of the regular hexagonal pyramid. (Round to the nearest tenth.)
   
    A. 144.0 sq. units B. 292.8 sq. units
    C. 146.4 sq. units D. 219.6 sq. units
    Hint

  5.   If the cone had a slant height of 18 inches and a radius of 8 inches, and a piece is cut off of the top with a slant height of 8 inches and a radius of 5 inches, find the surface area of the frustom. (Round to the nearest tenth.)
   
    A. 606.3 sq. in. B. 326.7 sq. in.
    C. 495.1 sq. in. D. 508.4 sq. in.
    Hint