The base of the roof of a building has a pentagonal shape. The roof is constructed as a regular pyramid with a pentagon

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The base of the roof of a building has a pentagonal shape. The roof is constructed as a regular pyramid with a pentagon as its base. What is the total area of the lateral segments of the roof?

(1) The base of the pyramid has a perimeter of 30 meters.

(2) The faces of the pyramid are equal triangles.

Answer: E

Source: Manhattan GMAT