Paris, It

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Paris, Its the Eiffel Tower

• -the most beautiful curved line

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The Eiffel tower and a night view in downtown
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The plan of the Eiffel tower
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Describe the Eiffel tower

• It is built by the architect Gustave Effel in
  memory of an international exposition in Paris in
  1889
• A steel tower which is the total height is 300m,
  there are three observatories at the height of
  57m,115m, 276m

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A conic in the Eiffel tower

• A conic section is the curve which is made when
  cone is cut from various angles
• There are circle, ellipse, parabola, hyperbola as
  a conic section

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A conic in the Eiffel tower

• A parabola is the curve an object draw when the
  object is thrown above
• A hyperbolic is the 2 curves of the same shape
  above and below

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Symmetry beauty of the Eiffel tower