Which three-dimensional figure has the greatest number of faces?
Quadrilateral ABDE is a rectangle. AB = 10 cm and AE = 16 cm.
The equilateral triangle shown is rotated about line a. Each side of the triangle measures 20 mm.
The square shown has a perimeter of 32 units. The square is rotated about line k.
The area of rectangle ABDE is 270 square inches. The rectangle is rotated about a line that passes through points C and F.
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