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[Graphs generated by this script: initPicture(-1,7,-8,8);axes(1,1,1,1,1);stroke='blue';strokewidth=2;line([2,6],[5,6]);line([2,-6],[5,-6]);line([5,6],[5,-6]);line([0,0],[2,6]);line([0,0],[2,-6]);]

The graph above shows the base of an object. Compute the exact value of the volume of the object, given that cross sections (perpendicular to the base) are equiangular triangles.

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